is this statement true or falsePerpendicular lines are two lines that intersect at a 90° angle.?

is this statement true or falsePerpendicular lines are two lines that intersect at a 90° angle.?
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Diagonals AC and BC of parallelogram ABCD Intersect at point O. Angle BOC=90° and BDC=50°.find angle OAB. -Maths 9th

Description : Diagonals AC and BC of parallelogram ABCD Intersect at point O. Angle BOC=90° and BDC=50°.find angle OAB. -Maths 9th

Last Answer : NEED ANSWER

Diagonals AC and BC of parallelogram ABCD Intersect at point O. Angle BOC=90° and BDC=50°.find angle OAB. -Maths 9th

Description : Diagonals AC and BC of parallelogram ABCD Intersect at point O. Angle BOC=90° and BDC=50°.find angle OAB. -Maths 9th

Last Answer : Its given ABCD is a IIgram and AC and BD are its diagonals intersecting at point O. . Given : angle BOC = 900 angle BDC = 500 To find : angle OAB Answer : i) ...

is this statement true or falseIf two lines intersect to form a linear pair, then the lines are perpendicular.?

Description : is this statement true or falseIf two lines intersect to form a linear pair, then the lines are perpendicular.?

Last Answer : Answers is the place to go to get the answers you need and to ask the questions you want

is this statement true or falseIf two lines are perpendicular, then they intersect to form 4 acute angles.?

Description : is this statement true or falseIf two lines are perpendicular, then they intersect to form 4 acute angles.?

Last Answer : Answers is the place to go to get the answers you need and to ask the questions you want

A member is balanced at its end by two inclined members carrying equal forces. For equilibrium the angle between the inclined bars must be (A) 3° (B) 45° (C) 90° (D) 120°

Description : A member is balanced at its end by two inclined members carrying equal forces. For equilibrium  the angle between the inclined bars must be  (A) 3°  (B) 45°  (C) 90°  (D) 120° 

Last Answer : (D) 120° 

If the shearing stress is zero on two planes, then the angle between the two planes is (A) 45° (B) 90° (C) 135° (D) 225°

Description : If the shearing stress is zero on two planes, then the angle between the two planes is (A) 45° (B) 90° (C) 135° (D) 225°

Last Answer : Answer: Option B

PQRS is a square. A is a point on PS ,B is a point on PQ,C is a point on QR. ABC is a triangle inside square PQRS. Angle abc = 90° . If AP=BQ=CR then prove that angle BAC =45° -Maths 9th

Description : PQRS is a square. A is a point on PS ,B is a point on PQ,C is a point on QR. ABC is a triangle inside square PQRS. Angle abc = 90° . If AP=BQ=CR then prove that angle BAC =45° -Maths 9th

Last Answer : This is the sketch of the question but its hard to answer.

PQRS is a square. A is a point on PS ,B is a point on PQ,C is a point on QR. ABC is a triangle inside square PQRS. Angle abc = 90° . If AP=BQ=CR then prove that angle BAC =45° -Maths 9th

Description : PQRS is a square. A is a point on PS ,B is a point on PQ,C is a point on QR. ABC is a triangle inside square PQRS. Angle abc = 90° . If AP=BQ=CR then prove that angle BAC =45° -Maths 9th

Last Answer : This is the sketch of the question but its hard to answer.

A chord of a circle of radius 20 cm subtends an angle of 90° at the centre. Find the area of the corresponding major segment of the circle. -Maths 10th

Description : A chord of a circle of radius 20 cm subtends an angle of 90° at the centre. Find the area of the corresponding major segment of the circle. -Maths 10th

Last Answer : Area of the minor segment = { pi × 90 /360 - sin 45 × cos 45 } × r × r ={ 3.14 ×1/4 - 1÷√2 ×1÷√2 } × 20 × 20 = { 3.14 ... Area of major segment = area of circle - area of minor segment = 1256 - 114 = 1142 HOPE IT HELPS YOU

Which type of triangle contains one 90° angle?

Description : Which type of triangle contains one 90° angle?

Last Answer : right angle

what-Norman was asked 2 prove that all right angles r congruent. He was provided a diagram with several right angles. Norman measured each angle with a protractor & found that they each measured 90°.?

Description : what-Norman was asked 2 prove that all right angles r congruent. He was provided a diagram with several right angles. Norman measured each angle with a protractor & found that they each measured 90°.?

Last Answer : He wrote“These angles all measure 90° so by the definition of congruent angles theyr congruent.Look at the statement Norman was asked to prove and decide which word his proof did not address:All right angles are congruent.

What is the hypothesis of the conditional statementAn angle is obtuse if its measure is greater than 90°.?

Description : What is the hypothesis of the conditional statementAn angle is obtuse if its measure is greater than 90°.?

Last Answer : The measure of an angle is greater than 90°.

If the angle of incidence formed on a concave mirror at a point is 30° then the angle of reflection will be: (1) 15° (2) 30° (3) 60° (4) 90°

Description : If the angle of incidence formed on a concave mirror at a point is 30° then the angle of reflection will be: (1) 15° (2) 30° (3) 60° (4) 90°

Last Answer : (2) 30° Explanation: The angle between the incident ray and the normal is known as the angle of inci dence. The angle between the reflected ray and the normal is known as the angle of reflection.

A white ball of mass 1.0 kg moving with initial speed u = 0.5 m s-1 collides with stationary red ball of same mass, they move forward making angle of 90° between their paths. Their speed is A. 1 m s-1 B. 0.354 m s-1 C. 2 m s-1 D. 3 m s-1

Description : A white ball of mass 1.0 kg moving with initial speed u = 0.5 m s-1 collides with stationary red ball of same mass, they move forward making angle of 90° between their paths. Their speed is A. 1 m s-1 B. 0.354 m s-1 C. 2 m s-1 D. 3 m s-1

Last Answer : 0.354 m s-1

In case of full journal bearing, the angle of contact of the bushing with the journal is (A) 60° (B) 90° (C) 180° (D) 360°

Description : In case of full journal bearing, the angle of contact of the bushing with the journal is (A) 60° (B) 90° (C) 180° (D) 360°

Last Answer : (D) 360°

Projectile will attain its maximum range, if it is fired at an angle of A. 30° B. 47° C. 90° D. 45°

Description : Projectile will attain its maximum range, if it is fired at an angle of A. 30° B. 47° C. 90° D. 45°

Last Answer : 45°

The helix angle for double helical gears may be made up to (A) 45° (B) 60° (C) 75° (D) 90°

Description : The helix angle for double helical gears may be made up to (A) 45° (B) 60° (C) 75° (D) 90°

Last Answer : (A) 45°

At what value of crank angle (roughly), no flow of water from or into the air vessel takes place in case of a double acting reciprocating pump? (A) 40° and 140° (B) 45° and 60° (C) 90° and 80° (D) 20° and 120°

Description : At what value of crank angle (roughly), no flow of water from or into the air vessel takes place in case of a double acting reciprocating pump? (A) 40° and 140° (B) 45° and 60° (C) 90° and 80° (D) 20° and 120°

Last Answer : (A) 40° and 140

The bond angle between carbon atoms in cyclohexane is (a) 60° (b) 90° (c) 109.5° (d) 120°

Description : The bond angle between carbon atoms in cyclohexane is (a) 60° (b) 90° (c) 109.5° (d) 120°

Last Answer : 109.5°

The bond angle between carbon atoms in cyclohexane is (a) 109°28' (b) 60° (c) 90° (d) 120°

Description : The bond angle between carbon atoms in cyclohexane is (a) 109°28' (b) 60° (c) 90° (d) 120°

Last Answer : 109°28'

Which of the following is closest to the C–O–C bond angle in CH3–O–CH3? (a) 180° (b) 120° (c) 109.5° (d) 90°

Description : Which of the following is closest to the C–O–C bond angle in CH3–O–CH3? (a) 180° (b) 120° (c) 109.5° (d) 90°

Last Answer : 109.5°

The H–C–H bond angle in ethylene is (a) 60° (b) 120° (c) 90° (d) 180°

Description : The H–C–H bond angle in ethylene is (a) 60° (b) 120° (c) 90° (d) 180°

Last Answer : 120°

A traverse deflection angle is (A) Less than 90° (B) More than 90° but less than 180° (C) The difference between the included angle and 180° (D) The difference between 360° and the included angle

Description : A traverse deflection angle is  (A) Less than 90°  (B) More than 90° but less than 180°  (C) The difference between the included angle and 180°  (D) The difference between 360° and the included angle 

Last Answer : (C) The difference between the included angle and 180° 

The angle of intersection of a contour and a ridge line, is (A) 30° (B) 45° (C) 60° (D) 90°

Description : The angle of intersection of a contour and a ridge line, is  (A) 30°  (B) 45°  (C) 60°  (D) 90° 

Last Answer : (D) 90° 

If the long chord and tangent length of a circular curve of radius R are equal the angle of deflection, is (A) 30° (B) 60° (C) 90° (D) 120°

Description : If the long chord and tangent length of a circular curve of radius R are equal the angle of deflection, is (A) 30° (B) 60° (C) 90° (D) 120°

Last Answer : D

ABCD is a regular parallelogram plot of land whose angle BAD is 60°. If the bearing of the line AB is 30°, the bearing of CD, is (A) 90° (B) 120° (C) 210° (D) 270°

Description : ABCD is a regular parallelogram plot of land whose angle BAD is 60°. If the bearing of the line AB is 30°, the bearing of CD, is (A) 90° (B) 120° (C) 210° (D) 270°

Last Answer : (C) 210°

A lemniscate curve will not be transitional throughout, if its deflection angle, is (A) 45° (B) 60° (C) 90° (D) 120°

Description : A lemniscate curve will not be transitional throughout, if its deflection angle, is (A) 45° (B) 60° (C) 90° (D) 120°

Last Answer : (A) 45°

An angle of deflection right, may be directly obtained by setting the instrument to read (A) Zero on back station (B) 180° on back station (C) 90° (D) 270° on back station

Description : An angle of deflection right, may be directly obtained by setting the instrument to read (A) Zero on back station (B) 180° on back station (C) 90° (D) 270° on back station

Last Answer : (A) Zero on back station

The angle between the directions of the failure and the major principal plane, is equal to (A) 90° + effective angle of shearing resistance (B) 90° + half of the angle of shearing resistance (C) 45° - half of the angle of shearing resistance (D) 45° + half of the angle of shearing resistance

Description : The angle between the directions of the failure and the major principal plane, is equal to (A) 90° + effective angle of shearing resistance (B) 90° + half of the angle of shearing resistance (C) 45° - half of the angle of shearing resistance (D) 45° + half of the angle of shearing resistance

Last Answer : Answer: Option D

What is the value of included angle of a triangular notch for maximum discharge? (A) 30° (B) 60° (C) 90° (D) 120°

Description : What is the value of included angle of a triangular notch for maximum discharge? (A) 30° (B) 60° (C) 90° (D) 120°

Last Answer : (C) 90°

Critical angle of electromagnetic radiation takes place if (A) Angle of incidence is equal to angle of refraction (B) Angle of incidence is greater than the angle of refraction (C) Angle of incidence is equal to 90° (D) Angle of refraction is equal to 90°

Description : Critical angle of electromagnetic radiation takes place if (A) Angle of incidence is equal to angle of refraction (B) Angle of incidence is greater than the angle of refraction (C) Angle of incidence is equal to 90° (D) Angle of refraction is equal to 90°

Last Answer : Answer: Option D

Maximum number of vehicles can be parked with (A) Parallel parking (B) 30° angle parking (C) 45° angle parking (D) 90° angle parking

Description : Maximum number of vehicles can be parked with (A) Parallel parking (B) 30° angle parking (C) 45° angle parking (D) 90° angle parking

Last Answer : Answer: Option D

When the width of car parking space and width of street are limited, generally preferred parking system is (A) Parallel parking (B) 45° angle parking (C) 65° angle parking (D) 90° angle parking

Description : When the width of car parking space and width of street are limited, generally preferred parking system is (A) Parallel parking (B) 45° angle parking (C) 65° angle parking (D) 90° angle parking

Last Answer : Answer: Option A

A ship strikes the berth generally at an angle (A) 90° with the face of the dock (B) 45° with the face of the dock (C) 30° with the face of the dock (D) 10° with the face of the dock

Description : A ship strikes the berth generally at an angle (A) 90° with the face of the dock (B) 45° with the face of the dock (C) 30° with the face of the dock (D) 10° with the face of the dock

Last Answer : (D) 10° with the face of the dock

If the output of a dragline for 90° angle of swing at optimum depth of cut is X, then the output for 120° angle of swing at 120 % of optimum depth of cut will be (A) Equal to X (B) More than X (C) Less than X (D) Any of the above

Description : If the output of a dragline for 90° angle of swing at optimum depth of cut is X, then the output for 120° angle of swing at 120 % of optimum depth of cut will be (A) Equal to X (B) More than X (C) Less than X (D) Any of the above

Last Answer : (C) Less than X

Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is (A) 0° (B) 30° (C) 45° (D) 90°

Description : Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is (A) 0° (B) 30° (C) 45° (D) 90°

Last Answer : Answer: Option D

If two lines intersect prove that the vertically opposite angles are equal. -Maths 9th

Description : If two lines intersect prove that the vertically opposite angles are equal. -Maths 9th

Last Answer : Given Two lines AB and CD intersect at point O.

Prove that two lines that are respectively perpendicular to two intersecting lines intersect each other. -Maths 9th

Description : Prove that two lines that are respectively perpendicular to two intersecting lines intersect each other. -Maths 9th

Last Answer : Given Let lines l and m are two intersecting lines. Again, let n and p be another two lines which are perpendicular to the intersecting lines meet at point D. To prove Two lines n and p ... is a contradiction. Thus, our assumption is wrong. Therefore, lines n and p intersect at a point.

If two lines intersect prove that the vertically opposite angles are equal. -Maths 9th

Description : If two lines intersect prove that the vertically opposite angles are equal. -Maths 9th

Last Answer : Given Two lines AB and CD intersect at point O.

Prove that two lines that are respectively perpendicular to two intersecting lines intersect each other. -Maths 9th

Description : Prove that two lines that are respectively perpendicular to two intersecting lines intersect each other. -Maths 9th

Last Answer : Given Let lines l and m are two intersecting lines. Again, let n and p be another two lines which are perpendicular to the intersecting lines meet at point D. To prove Two lines n and p ... is a contradiction. Thus, our assumption is wrong. Therefore, lines n and p intersect at a point.

Draw a graph of the equation x + Y = 5 & 3x - 2y =0 on the same graph paper. Find the coordinates of the point whose two lines intersect. -Maths 9th

Description : Draw a graph of the equation x + Y = 5 & 3x - 2y =0 on the same graph paper. Find the coordinates of the point whose two lines intersect. -Maths 9th

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Draw a graph of the equation x - Y = 4 & 2x+ 2y =4 on the same graph paper find the coordinates of the point whose two lines intersect. -Maths 9th

Description : Draw a graph of the equation x - Y = 4 & 2x+ 2y =4 on the same graph paper find the coordinates of the point whose two lines intersect. -Maths 9th

Last Answer : This answer was deleted by our moderators...

Draw a graph of the equation x+ y=5 & 3x -2y=0 in the same graph paper find the coordinates of the point whose two two lines intersect. -Maths 9th

Description : Draw a graph of the equation x+ y=5 & 3x -2y=0 in the same graph paper find the coordinates of the point whose two two lines intersect. -Maths 9th

Last Answer : From x + y = 5, If x = 0 0 + y = 5 y = 5 Therefore (0,5) If x = 1 1 + y = 5 y =5 - 1 y = 4 Therefore (1,4) Draw a graph for this And From 3x - 2y = 0 If x = 0 3 (0) - 2y = 0 0 - ... 2y = 0 -2y = -6 y = -6/-2 y = 3 Therefore (2,3) Draw a graph for these points And the point of intersection is (2,3)

What are magnetic field lines? Justify the following statements (a) Two magnetic field lines never intersect each other. (b) Magnetic field lines are closed curves. -Science

Description : What are magnetic field lines? Justify the following statements (a) Two magnetic field lines never intersect each other. (b) Magnetic field lines are closed curves. -Science

Last Answer : Magnetic field lines: It is defined as the path along which the unit North pole (imaginary) tends to move in a magnetic field if free to do so. (a) The magnetic lines of force do not intersect ( ... a bar magnet and converge its south pole. Inside the magnet they move from south pole to north pole.

Write the name of the point where these two lines intersect -Maths 9th

Description : Write the name of the point where these two lines intersect -Maths 9th

Last Answer : answer:

What is a location the place two lines cross or intersect?

Description : What is a location the place two lines cross or intersect?

Last Answer : It is the point of intersection.

Drop manholes at the junctions of sewer lines, are provided if A. Invert level of a branch sewer is more than 60 cm that of the main sewer B. Sewer line runs along a main road C. Ordinary manhole cannot be built D. Two sewer lines intersect

Description : Drop manholes at the junctions of sewer lines, are provided if A. Invert level of a branch sewer is more than 60 cm that of the main sewer B. Sewer line runs along a main road C. Ordinary manhole cannot be built D. Two sewer lines intersect

Last Answer : ANS: A

What's the least number of straight lines across America do you need to intersect every state?

Description : What's the least number of straight lines across America do you need to intersect every state?

Last Answer : You need just one. Just place some black holes at the appropriate positions. They will warp spacetime, so from an outside reference frame, the line will have curves, but from the reference frame of ... around it will intersect every state, and depending on the angle, even every point on the map.

Angles to a given pivot station observed from a number of traverse stations when plotted, the lines to the pivot station intersect at a common point (A) Angular measurements are correct and not the linear measurements (B) Linear measurements are correct and not the angular measurements (C) Angular and linear measurements are correct and not the plotting of traverse (D) Angular and linear measurements and also plotting of the traverse are correct

Description : Angles to a given pivot station observed from a number of traverse stations when plotted, the lines to the pivot station intersect at a common point (A) Angular measurements are correct and ... plotting of traverse (D) Angular and linear measurements and also plotting of the traverse are correct

Last Answer : (D) Angular and linear measurements and also plotting of the traverse are correct

In a parallelogram, show that the angle bisectors of two adjacent angles intersect at right angles. -Maths 9th

Description : In a parallelogram, show that the angle bisectors of two adjacent angles intersect at right angles. -Maths 9th

Last Answer : Given : A parallelogram ABCD such that the bisectors of adjacent angles A and B intersect at P. To prove : ∠APB = 90° Proof : Since ABCD is a | | gm ∴ AD | | BC ⇒ ∠A + ∠B = 180° [sum of consecutive interior ... 90° + ∠APB + ∠2 = 180° [ ∵ ∠1 + ∠2 = 90° from (i)] Hence, ∠APB = 90°