Question

The area of the base of a prism is 21 cm2. The perimeter of the base is 20 cm. The height of the prism is 8 cm.

What is the surface area of the prism?

Answer 1

@iGreen @clynnew @shifuyanli

Answer 2

surface area of Prism= bh + (S1+ S2 + S3)H

Answer 3

use this formula and tell me what u get ?

Answer 4

49

Answer 5

since here bh is showing area = 21 cm^2
Perimeter (S1+S2+S3)= 20 cm
Height(H) = 8 cm
put these values in the above formula

Answer 6

what are the options there?

Answer 7

49