What is the missing number?

What is the area of a pizza with a radius of 40 cm leave the answer in terms of π to find your exact answer 40π cm² 1600π cm² 800π cm² 80π cm² π=pi

Divide. write in the simplest form. 4 1/6 divided by 10

When is g(x) = 0 for the function g(x) = 5.23x + 4?