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Earn +20 ptsQ: How many triangles make up an octagon?
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Continue Learning about Geometry
What shapes make up an octagon?
triangles
How many triangles make up the shape of a pyramid?
There are 4 triangles that make up a pyramid. 4 on the sides and on the bottom a square or rectangle.
What kind of triangles make up a pyramid?
Many different types, but mostly equilateral triangles.
How many vertices does an octagonal pyramid have?
An octagonal pyramid has 9 vertices. The base of this shape is an octagon, which will give it 8 vertices when the triangles that form the sides are considered. Those triangles will lead up to the apex (top) of the pyramid, and that will be the 9th vertex.
What do the angles of a five sided polygon add up to?
540 degrees. you figure it out by seeing how many triangles you can make in the polygon (without crossing lines), and, because triangles equal 180 degrees, you multiply 180 times how many triangles you can make.
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