## A community for students. Sign up today

Here's the question you clicked on:

## anonymous 5 years ago find the surface area of the regular pyramids

• This Question is Closed
1. anonymous

2. anonymous

Well if you can find the slant height you can find the area of the triangles on the sides. Then just add those areas plus the area of the bottom should give you the total. $Area_{triangle} = \frac{Base*Height}{2}$

3. anonymous

so the first one would be 21cm^2

#### Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy