The answer is 20x^18 which is the last option.
Answer:
yes correct. hope helpful answer
Answer:
40
Step-by-step explanation:
a^2+b^2=c^2
therefore c^2-b^2=a^2
41x41=1681
9x9=81
1681-81=1600
Sqrt1600=40
The formula for a hemisphere is: 2/3 π r
if there was a problem to solve, i would be happy to do it.
