Surface area = 4* pi * radius squared
radius is half the diameter
4 *3.14 * 2^2 = 50.27
Surface area = 12*9 + 2*12*10 + 2*9*10 = 528 in^2 Answer
(its only one 12*9 because it is open at the top)
Answer: b
7(b-1)/b less than or equal to 0
Step-by-step explanation:
Answer:
the last one
Step-by-step explanation:
Answer:
8 feet
Step-by-step explanation:
it actually will be 8 feet