Which table represents a direct variation function?

In a circle, a 45° sector has an area of 32π cm2. what is the radius of this circle? 32 cm 12 cm 16 cm 8 cm

Enter the missing numbers in the boxes to complete the table of equivalent ratios. time (min) distance (km)? 36 9? 1512 ?

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')