-1 + 10 = 9 +10 = 19 + 10 = 29 so the next would be 39 because you add ten to it and there is only one answer with 39 so it's C
Answer:
1920 ft³
Step-by-step explanation:

Answer:
5200
Step-by-step explanation:
52 *100=5200
There are 2 zeros in the product because 6•5=30•10=300 so there are 2 zeros
Answer:
261.8 cm^3
Step-by-step explanation:
1) find the base area
base area = radius^2 x pi = 5^2 x pi = 25 x pi = 78,539816 cm^2
2) find the volume
V = (base area x height)/3 = (78.539816 x 10)/3 = 785.3/3 = 261.8 cm^3