100 +(3 + 5) 2 - 5 btw its on iready

What is the arc length of the subtending arc for an angle of 72 degrees on a circle of radius 4? o a. 8a oc. 16 t d. 8

The height of a plant, in inches, p years after planting it is given by the polynomial function r(p) = -2p% + 270p. find the height of the plant when p = 90 years.

Which expression is a perfect cube? a. x8 b. y24 c. m28 d. x64