What is the practical domain of the function t= 200/r

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

Asphere has a diameter of 10 in. what is the volume of the sphere?

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c