Question

pls help me
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?

cm2

Answer 1

@is3535 @Maddy95 @NeonStrawsForever

Answer 2

pls help me

Answer 3

why do people hate me

Answer 4

u going to help me or are you just going to be a ghost @Maddy95

Answer 5

hold on

Answer 6

what prism is it?

Answer 7

triangular, square, rectangular?

Answer 8

@baytotheocean you there?

Answer 9

um let me see

Answer 10

did you find it yet?

Answer 11

i dont know what type i dosent say

Answer 12

is there a picture or something?

Answer 13

if you can't find it then maybe this site can help http://www.teacherschoice.com.au/maths_library/area%20and%20sa/area_9.htm