Answer:
334 in^2.
Step-by-step explanation:
The surface area = area of the top prism + area of the bottom - 2 * area of the base of the top smaller prism
= 2(5*3 + 5*3 + 3*3) + 2(9*7 + 9*5 + 7*5) - 2* 3*5
= 2* 39 + 2*143 - 30
= 334
I believe that your answer is correct
Answer: a³+5a+9
Step-by-step explanation:
Answer:
DF,DE,EF
Step-by-step explanation:
Answer:
18x^3+8x^2
Ya know you don't have to post the same question three times
