How many faces and edges does an icosahedron have?

How many faces and edges does an icosahedron have?
by

1 Answer

Answer :

It has 20 faces. The number of edges will depend on the exactconfiguration of the shape. For example, a icosahedron in the formof a prism, with 18-gons as bases, will have 54 edges. On the otherhand a pyramid with a 19-gon base will have 38 edges. A bipyramidwith a decagon base will have 30 edges. There are very many morepossible shapes.
by

Related questions

In STL files Euler’s rule for solids can be written as a.No. of faces – No. of edges + No. of vertices = 3 x No. of bodies b.No. of faces – No. of edges + No. of vertices = No. of bodies c.No. of faces – No. of edges + No. of vertices = 2 x No. of bodies d.No. of faces – No. of edges + No. of vertices = 4 x No. of bodies

Description : In STL files Euler’s rule for solids can be written as a.No. of faces †No. of edges + No. of vertices = 3 x No. of bodies b.No. of faces †No. of edges + No. of vertices = No. of bodies c.No. of ... = 2 x No. of bodies d.No. of faces †No. of edges + No. of vertices = 4 x No. of bodies

Last Answer : c.No. of faces – No. of edges + No. of vertices = 2 x No. of bodies

How many edges and vertices are there for an octahedron which is a polyhedron with eight congruent triangular faces?

Description : How many edges and vertices are there for an octahedron which is a polyhedron with eight congruent triangular faces?

Last Answer : Need answer

If the no of faces and vertex in a solid are 7 and 10 respectively the no of edges are?

Description : If the no of faces and vertex in a solid are 7 and 10 respectively the no of edges are?

Last Answer : A prism with an n-sided base will have 2n vertices, n + 2 faces,and 3n edges.15 edges

What shape has 0 vertices 2 edges 2 faces and 1 curved surface?

Description : What shape has 0 vertices 2 edges 2 faces and 1 curved surface?

Last Answer : Feel Free to Answer

What shape has 2 flat faces 1 curved face 2 edges 0 vertices?

Description : What shape has 2 flat faces 1 curved face 2 edges 0 vertices?

Last Answer : A cylinder would fit the given description

What is 1 curved face 2 circled faces 2 curved edges?

Description : What is 1 curved face 2 circled faces 2 curved edges?

Last Answer : A cylinder is one possible answer.

What shape has 2 different sets of congruent faces and 12 edges?

Description : What shape has 2 different sets of congruent faces and 12 edges?

Last Answer : A cuboid could fit the given description which as 12 edges, 6faces and 8 vertices

What has 5 faces, 8 edges,5 vertices?

Description : What has 5 faces, 8 edges,5 vertices?

Last Answer : triangular prism

How many angles does an icosahedron have?

Description : How many angles does an icosahedron have?

Last Answer : An icosahedron is named after the number of faces that it has.The number of vertices will depend on the exact configuration ofthe shape. For example, a icosahedron in the form of a prism, ... vertices. A bipyramid with a decagon base willhave 12 vertices. There are very many more possible shapes.

The rabies virus is shaped like a/an ______ and enters the body by a _______. a. icosahedron; skin wound b. icosahedron; mosquito bite c. bullet; skin wound d. bullet; mosquito bite

Description : The rabies virus is shaped like a/an ______ and enters the body by a _______. a. icosahedron; skin wound b. icosahedron; mosquito bite c. bullet; skin wound d. bullet; mosquito bite

Last Answer : a. icosahedron; skin wound

The most efficient way to enclose a space is within a/an A.sphere B.cube C.icosahedron D.helix

Description : The most efficient way to enclose a space is within a/an A.sphere B.cube C.icosahedron D.helix

Last Answer : C.icosahedron

The most efficient way to enclose a space is within a/an A.sphere B.cube C.icosahedron D.helix

Description : The most efficient way to enclose a space is within a/an A.sphere B.cube C.icosahedron D.helix

Last Answer : C.icosahedron

How to cut a soda can in half without jagged or sharp edges?

Description : How to cut a soda can in half without jagged or sharp edges?

Last Answer : Short answer is No. The soda can wall is very thin, like a razor blade thin, so it is almost impossible for you to dull the edge.

Getting really flakey edges around my nose, nearly everyday, help?

Description : Getting really flakey edges around my nose, nearly everyday, help?

Last Answer : answer:Stop exfolliating (does that require using a product with harsh chemicals to peel off the outer layer of skin?) and allow the skin to heal and rest. Having an area turn red and burn usually means to get rid of the product that is causing those reactions.

Any way I can fix the worn edges of my MacBook Pro?

Description : Any way I can fix the worn edges of my MacBook Pro?

Last Answer : Do you happen to wear rings? I’m a bit baffled by how that could happen without metal scraping/hitting it.

Is lettuce OK if it is a little brown on the edges.

Description : Is lettuce OK if it is a little brown on the edges.

Last Answer : Absolutely fine to eat, just trim. =)

To Watch enthusiasts, what is the average number of point edges in a winding wheel?

Description : To Watch enthusiasts, what is the average number of point edges in a winding wheel?

Last Answer : I hope someone answers..

How can I stop dust from accumulating around the edges of objects on the floor?

Description : How can I stop dust from accumulating around the edges of objects on the floor?

Last Answer : answer:i think you might have to do some cleaning I have wooden floors in some rooms in my house and they get more dust balls at the edges of the rooms. I think walking around makes the dust ... rid of the dust where as dry dusting tends to just move it about and it will resettle quite quickly

Can rough edges on a crystal piece be smoothed out?

Description : Can rough edges on a crystal piece be smoothed out?

Last Answer : answer:I’m sure that if a jeweler can’t do it, then one could direct you to someone who could. This is what jewelry is all about, isn’t it?

What is the best way to keep notepad edges from curling?

Description : What is the best way to keep notepad edges from curling?

Last Answer : Get a larger and flatter murse?

How do I go about cleaning the edges of pages in a book?

Description : How do I go about cleaning the edges of pages in a book?

Last Answer : Try dry baking soda powder and a dry tooth brush. See if the dry scrub on the book edges doesn’t do this for you.

Should I trim the white edges off my resume?

Description : Should I trim the white edges off my resume?

Last Answer : Trimming it will probably not improve it. As yo said it won’t be standard size, and it’s difficult to get a good, even trim.

How to keep raw canvas edges from fraying?

Description : How to keep raw canvas edges from fraying?

Last Answer : masking tape or duct tape

Why does my HDTV lose the edges of the frame when something is broadcasting in 1080i, but not at 480i?

Description : Why does my HDTV lose the edges of the frame when something is broadcasting in 1080i, but not at 480i?

Last Answer : When you say it “loses” the edges do you mean that you see only a portion of what the original image should be; conversely do you mean the image is displayed with a black frame around it?

Young tomato plant. Why are the leaves brown and crispy on the edges?

Description : Young tomato plant. Why are the leaves brown and crispy on the edges?

Last Answer : If you saturate constantly you need full sun all day long. They don’t need any shade.

How many coins 0.75 cm in diameter and 1/8 cm thick must be malted down to form a rectangular solid whose edges are 5 cm. 4 cm and 3 cm? a.584 b.1087 c.0.00001745 sec-1 d.1234 e.2174

Description : How many coins 0.75 cm in diameter and 1/8 cm thick must be malted down to form a rectangular solid whose edges are 5 cm. 4 cm and 3 cm? a.584 b.1087 c.0.00001745 sec-1 d.1234 e.2174

Last Answer : b. 1087

Edges of tomato leaves turning brown,HELP.

Description : Edges of tomato leaves turning brown,HELP.

Last Answer : Need Answer

why are the new leaves on my mango tree is curling and the edges turning brown then became dried

Description : why are the new leaves on my mango tree is curling and the edges turning brown then became dried

Last Answer : Need Answer

Potted Miss Kim lilac bush leaves are turning brown on the edges.

Description : Potted Miss Kim lilac bush leaves are turning brown on the edges.

Last Answer : Need Answer

Why do my tomato plants have yellow leafs with black edges

Description : Why do my tomato plants have yellow leafs with black edges

Last Answer : Need Answer

what's eating edges of my staghorn fern? Possible but doubtful it's scale & nothing else visible

Description : what's eating edges of my staghorn fern? Possible but doubtful it's scale & nothing else visible

Last Answer : Need Answer

petunias blossom are turning back on edges of petals

Description : petunias blossom are turning back on edges of petals

Last Answer : Need Answer

I have a climbing vine with thirteen jagged edges leaves on it can you help me identify ?

Description : I have a climbing vine with thirteen jagged edges leaves on it can you help me identify ?

Last Answer : Check google pictures of virginia creepers some have more leaves than the normal five or seven. If it is they produce what I would call a lovely red burgundy color in the fall.

why are outer edges of all leaves on Japanese Maple turning brown and dry?

Description : why are outer edges of all leaves on Japanese Maple turning brown and dry?

Last Answer : Need Answer

why are outer edges of all leaves on Japanese Maple turning brown and dry?

Description : why are outer edges of all leaves on Japanese Maple turning brown and dry?

Last Answer : THe only way to get rid of carpenter bees that I know of is to paint the wood with creosote. It worked for us, they never drilled any more holes!

why are outer edges of all leaves on Japanese Maple turning brown and dry?

Description : why are outer edges of all leaves on Japanese Maple turning brown and dry?

Last Answer : Need Answer

small red flowers with jagged edges and white dot stems center, where should I plant it

Description : small red flowers with jagged edges and white dot stems center, where should I plant it

Last Answer : Need Answer

Why do my avocado leaves curl and dry on that edges?

Description : Why do my avocado leaves curl and dry on that edges?

Last Answer : Need Answer

why are my Sanservia leaves turning brown on the edges?

Description : why are my Sanservia leaves turning brown on the edges?

Last Answer : Need Answer

edges on string bean and cucumber plants are browning

Description : edges on string bean and cucumber plants are browning

Last Answer : Need Answer

What do I do when the edges are turning brown on avacodo plant

Description : What do I do when the edges are turning brown on avacodo plant

Last Answer : Need Answer

Why are the edges of leaves on lemon tree turning yellow .

Description : Why are the edges of leaves on lemon tree turning yellow .

Last Answer : Need Answer

My begonias are getting brown around the edges. What is wrong?

Description : My begonias are getting brown around the edges. What is wrong?

Last Answer : Need Answer

what causes the edges of Oxalis leaves to brown?

Description : what causes the edges of Oxalis leaves to brown?

Last Answer : Need Answer

what causes plant leaves to turn brown around the edges.

Description : what causes plant leaves to turn brown around the edges.

Last Answer : Need Answer

why are my hydrangea leaves curling and turning brown on the edges

Description : why are my hydrangea leaves curling and turning brown on the edges

Last Answer : Maybe this plant is getting too much sun...........I would wait until fall to move it. In the meantime it also could be having tiny mites attack it. Give them a treat to 1 teasp of hand washing soap and 1 qt of water in a sprayer, mix and spray. Repeat if necessary, especially if it rains.

Why are the leaves of my gardenia turning brown on the edges?

Description : Why are the leaves of my gardenia turning brown on the edges?

Last Answer : Maybe the pot should be the next size up, they like morning sun. I remember on time it was getting so big my mother used an old metal bucket with holes in the bottom and it was going to down in the high 30's my father forgot to bring it in.......and a disaster happened.

What causes brown edges on the leaves of my Koppe Begonia?

Description : What causes brown edges on the leaves of my Koppe Begonia?

Last Answer : Need Answer

My hydrangea has curling leaves with brown edges; why?

Description : My hydrangea has curling leaves with brown edges; why?

Last Answer : carefully rim off the dead or dying leaves and trash them in a bag........don't mulch them. Make up a mix of 1 teasp of liquid hand soap & 1 qt of water into sprayer and spray top & under the leaves. might need to repeat this especially if it rains.

Gerber daisy leaves turning brown on edges

Description : Gerber daisy leaves turning brown on edges

Last Answer : Need Answer