Considering the perimeter (P)

where b is the base and h is the height, then

Being the area (A)
Answer:
I'm pretty sure it's y = -2/3x -6
Step-by-step explanation:
Two faces are 3*5 = 15; and because there are two faces you double to get 30;
5*8 = 40, double to get 80,
3*8 = 24, double to get 48, and we add:
48 + 30 + 80 = 158
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Hope this helps!
==jding713==
Answer:
Its 20
Step-by-step explanation:
Because its correct
pls mark me as brainliest