The answer is C. a 4.5 feet, b. 30 feet
Answer:
129+57i
Step-by-step explanation:
Answer:
804 in^2
Step-by-step explanation:
The surface area of a sphere is given by A = 4πr^2, where r is the radius of the sphere.
Here, A = 4π*8^2 in^2 (must use units of measurement)
=256π in^2, or approximately 804 in^2
Answer:h = 2((A)/(b1+b2))
Step-by-step explanation: