1,150 give brainliest
step-by-step explanation
2r= 2300
r =1150
v = 1/3 a^2h
step-by-step explanation:
if the height is 57.7cm and the height of the slant edge is 18.2cm, then the volume is 1/3 a^2h.
answer: 8 years
the explanation is that in 8 years the child will be 20 and in 8 years the father will be 40 and 20 is half of 40.