Can somebody help me please?

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

Find the missing dimension! need asap! tiny square is a =3025 in ²

Complete the conditional statement. if a + 2 < b + 3, then a < b b < a a – b < 1 a < b + 1