Question

Find the surface area of the prism.

A)426 m2
B)306 m2
C)336 m2
D)213 m2

Answer 1

how many walls this prism has?

Answer 2

6

Answer 3

And how many of them are similiar?

Answer 4

not "similiar", the same

Answer 5

all of them

Answer 6

No

Answer 7

it is not a cube

Answer 8

ok

Answer 9

soo...

Answer 10

there are 6 walls and half of them are the same. A stands for Area

Surface=A(wall1)+A(wall2)+A(wall3)+A(wall4)+A(wall5)+A(wall6)
Let's say wall1=wall4; wall2=wall5 wall3=wall6

So, then
Surface=2A(wall1)+2A(wall2)+2A(wall3) do you know how to ding an Area?

Answer 11

find*

Answer 12

add

Answer 13

No, multiply one lenght by other

Answer 14

you have 3 different rectangles