Answer:
9:50 A.M.!
Step-by-step explanation:
7 HRS +2 HRS = 9 HRS
30 MINS + 20 MINS = 50 MINS
-12 + 7= - 5
Answer: 47.1
1/3πr^2h
=1/3×π×32×5
=15π
= 47.123889803847 feet3