What is an Line that form right angles at their point of intersection?

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Description : The center of gravity of a triangle lies at the point of (A) Concurrence of the medians (B) Intersection of its altitudes (C) Intersection of bisector of angles (D) Intersection of diagonals

Last Answer : (A) Concurrence of the medians

Description : AP and BQ are the bisectors of the two alternate interior angles formed by the intersection of a transversal t with parallel lines l and m (in the given figure). Show that AP || BQ. -Maths 9th

Last Answer : Given In the figure l || m, AP and BQ are the bisectors of ∠EAB and ∠ABH, respectively. To prove AP|| BQ Proof Since, l || m and t is transversal. Therefore, ∠EAB = ∠ABH [alternate interior ... ∠PAB and ∠ABQ are alternate interior angles with two lines AP and BQ and transversal AB. Hence, AP || BQ.

Description : AP and BQ are the bisectors of the two alternate interior angles formed by the intersection of a transversal t with parallel lines l and m (in the given figure). Show that AP || BQ. -Maths 9th

Last Answer : Given In the figure l || m, AP and BQ are the bisectors of ∠EAB and ∠ABH, respectively. To prove AP|| BQ Proof Since, l || m and t is transversal. Therefore, ∠EAB = ∠ABH [alternate interior ... ∠PAB and ∠ABQ are alternate interior angles with two lines AP and BQ and transversal AB. Hence, AP || BQ.

Description : In a purely cohesive soil, the critical centre lies at the intersection of (A) Perpendicular bisector of slope and the locus of the centre (B) Perpendicular drawn at 1/3rd slope from toe and the ... C) Perpendicular drawn at 2/3rd slope from toe and the locus of the centre (D) Directional angles

Last Answer : Answer: Option D

Description : What is a Line that form right angles at their point of intersectional?

Last Answer : What is the answer ?

Description : A(5,0) and B(0,8) are two vertices of triangle OAB. a). What is the equation of the bisector of angle OAB. b). If E is the point of intersection of this bisector and the line through A and B,find the coordinates of E. Hence show that OA:OB = AE:EB -Maths 9th

Last Answer : NEED ANSWER

Description : A(5,0) and B(0,8) are two vertices of triangle OAB. a). What is the equation of the bisector of angle OAB. b). If E is the point of intersection of this bisector and the line through A and B,find the coordinates of E. Hence show that OA:OB = AE:EB -Maths 9th

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Description : What is the equation of the line joining the origin with the point of intersection of the lines 4x + 3y = 12 and 3x + 4y = 12 ? -Maths 9th

Last Answer : (b) (5, 6)Let the foot of the perpendicular be M(x1, y1) Slope of line AB, i.e., y = -x + 11 = -1 Slope of line PM = \(rac{y_1-3}{x_1-2}\)Now, PM ⊥ AB⇒ \(\bigg(rac{y_1-3}{x_1-2}\bigg)\) x - ... get 2x1 = 10 ⇒ x1 = 5 Putting x1 in (ii), we get y1 = 6. ∴ Required foot of the perpendicular M is (5, 6).

Description : A line passes through the point of intersection of the lines 100x + 50y – 1 = 0 and 75x + 25y + 3 = 0 and makes equal intercepts on the axes. -Maths 9th

Last Answer : (d) x + 2y = 2Let the required equation make intercept on x-axis = 2a ⇒ intercept made on y-axis = a ∴ Eqn of the given line in the intercept from:\(rac{x}{2a}+rac{y}{a}=1\) ...(i)Since the line ... 1 ⇒ a = 1.∴ Required equation of line : \(rac{x}{2 imes1}+rac{y}{1}=1\) ⇒ x + 2y = 2.

Description : Find the equation of the line which passes through the point of intersection of the lines 2x – y + 5 = 0 -Maths 9th

Last Answer : (a) 45º 3x + y - 7 = 0 ⇒ y = -3x + 7 ⇒ Slope (m1) = -3 x + 2y + 9 = 0 ⇒ y = \(rac{-x}{2}\) - \(rac{9}{2}\) ⇒ Slope (m2) = \(-rac{1}{2}\)If θ is the angle between the given lines, then tan θ = \(\ ... \bigg|rac{-rac{5}{2}}{1+rac{3}{2}}\bigg|\)= \(\bigg|rac{-rac{5}{2}}{rac{5}{2}}\bigg|\) = 1∴ θ = 45°.

Description : What is the term that best describes the point line or curve defined by the intersection of a cone and a plane?

Last Answer : The phrase is a "conic section".

Description : Metacentre is the point of intersection of (A) Vertical upward force through e.g. of body and center line of body (B) Buoyant force and the center line of body (C) Midpoint between e.g. and center of buoyancy (D) All of the above

Last Answer : Answer: Option B

Description : Pick up the correct statement from the following (A) The contour lines having the same elevation cannot unite and continue as one line (B) A contour can not end abruptly, but must ultimately close itself not ... slope at a point on a contour is at right angles to the contour (D) All the above

Last Answer : (D) All the above

Description : If two equal chords bisect each other, then the point of intersection of the chords coincides with their centre. [True `//` False]

Last Answer : If two equal chords bisect each other, then the point of intersection of the chords coincides with their centre. [True `//` False]

Description : a limit line marks a crosswalk and the beginning of an intersection. -General Knowledge

Last Answer : The given statement is true.

Description : Write the linear equation represented by line AB and PQ. Also find the co-ordinate of intersection of line AB and PQ. -Maths 9th

Last Answer : Solution :-

Description : What are the points of intersection of the line 2x plus 5y equals 4 with the curve y squared equals x plus 4?

Last Answer : If: 2x +5y = 4 then 25y^2 = 4x^2 -16x +16If: y^2 = x +4 then 25y^2 = 25x +100So: 4x^2 -16x +16 = 25x +100Transposing terms: 4x^2 -41x -84 = 0Factorizing the above: (4x+7)(x-12) = 0 meaning x = -7/4 or x =12By substitution into original equation points of intersection:(-7/4, 3/2) and (12, -4)

Description : What are the points of intersection between the line 3x -y equals 5 and the curve 2x squared plus y squared equals 129?

Last Answer : If: 3x-y = 5 then y^2 = (3x_5)^2 => 9x^2 -30x+25If: 2x^2 + y^2 = 129 then y^2 = 129-2x^2So: 9x^2 -30x+25 = 129-2x^2Transposing terms: 11x^2 -30x -104 = 0Factorizing the above: (11x- ... x = 52/11 or x= -2By substituting x into the original equation intersections areat: (52/11, 101/11) and (-2, -11)

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° 

Description : The imaginary line passing through the intersection of cross hairs and the optical centre of the objective, is known as (A) Line of sight (B) Line of collimation (C) Axis of the telescope (D) None of these

Last Answer : (B) Line of collimation

Description : The line of intersection of the surfaces of a sloping roof forming an external angle exceeding 180°, is (A) Ridge (B) Hip (C) Valley (D) None of these

Last Answer : Answer: Option B

Description : The line of intersection of two surfaces of a sloping roof forming an internal angle less than 180°, is known as (A) Ridge (B) Hip (C) Valley (D) None of these

Last Answer : Answer: Option C

Description : In a theodolite the line passing through the intersection of the horizontal and vertical cross hairs and the optical centre of the object glass and its continuation, is known as (a) Horizontal axis (b) Vertical axis (c) Line of collination (d) Line of sight (e) Either of c or d above*

Last Answer : e) Either of c or d above*

Description : Drivers: When you arrive at a 4-way stop intersection at the same instant as other cars, do you follow the rules of right-of-way, or do you play first-come-first-go?

Last Answer : If you go by the first-come-first-go rule that would assume that you didn’t all arrive at the exact same moment, yes? Kidding, I know what you mean. I usually give the other person the right-of-way unless it was evident that I got there first.

Description : At intersection of roads, the traffic volume study is carried out to ascertain the number of vehicles (A) Moving along straights (B) Turning left (C) Turning right (D) All the above

Last Answer : Answer: Option D

Description : A number of forces acting at a point will be in equilibrium if (A) Their total sum is zero (B) Two resolved parts in two directions at right angles are equal (C) Sum of resolved parts in any two perpendicular directions are both zero (D) All of them are inclined equally

Last Answer : (C) Sum of resolved parts in any two perpendicular directions are both zero

Description : ABCD is a parallelogram and O is the point of intersection of its diagonals. -Maths 9th

Last Answer : Here, ABCD is a parallelogram in which its diagonals AC and BD intersect each other in O. ∴ O is the mid - point of AC as well as BD. Now, in △ADB , AO is its median ∴ ar(△ADB) = 2 ar(△AOD) [ ∵ median ... AB and lie between same parallel AB and CD . ∴ ar(ABCD) = 2 ar(△ADB) = 2 8 = 16 cm2

Description : P and O are points on opposite sides AD and BC of a parallelogram ABCD such that PQ passes through the point of intersection O of its diagonals AC and BD. -Maths 9th

Last Answer : According to question PQ passes through the point of intersection O of its diagonals AC and BD.

Description : ABCD is a parallelogram and O is the point of intersection of its diagonals. -Maths 9th

Last Answer : Here, ABCD is a parallelogram in which its diagonals AC and BD intersect each other in O. ∴ O is the mid - point of AC as well as BD. Now, in △ADB , AO is its median ∴ ar(△ADB) = 2 ar(△AOD) [ ∵ median ... AB and lie between same parallel AB and CD . ∴ ar(ABCD) = 2 ar(△ADB) = 2 8 = 16 cm2

Description : P and O are points on opposite sides AD and BC of a parallelogram ABCD such that PQ passes through the point of intersection O of its diagonals AC and BD. -Maths 9th

Last Answer : According to question PQ passes through the point of intersection O of its diagonals AC and BD.

Description : If circles are drawn taking two sides of a triangle as diameter, prove that the point of intersection of these circles lie on the third side. -Maths 9th

Last Answer : Solution :- Given: Two circles are drawn on sides AB and AC of a △ABC as diameters. The circles intersects at D. To prove: D lies on BC Construction: Join A and D Proof: ∠ADB = 90° (Angle in the semi-circle ... + 90° => ∠ADB + ∠ADC = 180° => BDC is a straight line. Hence, D lies On third side BC.

Description : ABCD is a square. Another square EFGH with the same area is placed on the square ABCD such that the point of intersection of diagonals of square -Maths 9th

Last Answer : (a) 32 (2 - √2)As is seen in the given figure, the sides of one square are parallel to the diagonals of another square. Also, square ABCD and EFGH have same area.⇒ Sides of square ABCD and square EFGH are 4 cm each. Let ... four Δs outside ABCD= 16 +16 (3 -2√2)= 16 + (4 - 2√2) = 32 (2 - √2) cm2.

Description : At the point of intersection for any two reactions for any two reactions in Ellingham diagram, the gibbs energy `(DeltaG)` changes becomes

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Description : What is a intersection point?

Last Answer : What is the answer ?

Description : Center of gravity of an irregular body lies on the A. edge B. center of body C. point of intersection of lines D. along the axis of rotation

Last Answer : point of intersection of lines

Description : Pick up the correct statement from the following:  (A) For channels, the shear centre does not coincide its centroid  (B) The point of intersection of the bending axis with the cross section ... shear centre coincides with the centroid of the cross section of the beam  (D) All the above

Last Answer : (D) All the above

Description : The distances AC and BC are measured from two fixed points A and B whose distance AB is known. The point C is plotted by intersection. This method is generally adopted in (A) Chain surveying (B) Traverse method of surveys (C) Triangulation (D) None of these

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Last Answer : (D) Three point problem

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Last Answer : (B) Total cost and sales revenue

Description : From the point of tangency before an intersection, the route markers are fixed at a distance of (A) 15 m to 30 m (B) 20 m to 35 m (C) 40 m to 50 m (D) 100 m to 150

Last Answer : Answer: Option D

Description : The maximum distance of the apex of a vertical curve of length L from the point of intersection of two grades + g1%, and - g2% (g1 > g2), is (A) L(g - g (B) L(g - g (C) L(g g (D) L(g - g

Last Answer : Answer: Option C

Description : For locating an inaccessible point with the help of only a plane table, one should use (a) traversing (b) resection (c) radiation (e) Intersection*

Last Answer : (e) Intersection*

Description : Equilibrium state is achieved at (a) The peak point of supply curve ; (b) The bottom point of demand curve; (c) The inflection point of demand curve ; (d) The intersection of demand and supply curve

Last Answer : (d) The intersection of demand and supply curve

Description : Equilibrium state is achieved at ………………… (a) The peak point of supply curve ; (b) The bottom point of demand curve (c) The inflation point of demand curve ; (d) The intersection of demand and supply curve

Last Answer : (d) The intersection of demand and supply curve

Description : An intersection is a point where two or more lines/curves meet or cross. How many intersections are there in the figure given below? 

Last Answer : 17

Description : Spring tides occur when : (1) the moon, the sun and the earth are in the same line (2) the sun is closest to earth (3) the moon is farthest from earth (4) the earth is at right angles with the sun and the moon

Last Answer : (1) the moon, the sun and the earth are in the same line Explanation: The combined tide raising forces of the Moon and the Sun are at their greatest effect when the Sun and the Moon are in line with the Earth. World Geography (Set: 01)