hope this helps please like and mark as brainliest
Answer: 12:14 21:18 42:36
The formula of the surface area of the rectangular prism is equal:

where:
l - length
w - width
h - height
We have:
l = 5m
w = 8m
h = 9m
Substitute:
Answer:
%41.25
Step-by-step explanation:
80 - 47 = 33
33 divided by 80
convert to percentage