Question

What is the surface area of this composite solid? Show your work.

Answer 1

Answer: 268ft^3

Step-by-step explanation: To solve, find the area of each side and add them all together.

8*4=32*2=64

10*4=40*2=80

10*5=50*2=100

8*3/2=12*2=24

64+80+100+24=268

Hope I helped <3

Answer 2

357.5ft^3

Explanation:

solve for bottom reticular prism

8 * 10 * 4

320ft^3

solve for top triangular prism

((3*5)/2)*5

37.5ft^3

add top and bottom

320+37.5

357.5ft^3