Question

SOMEONE HELP ME PLEASE

Answer 1

c = 180

Explanation:

Varies joint with d and the square of g

c = k d g^2 where k is a constant

30 = k * 15 * 2^2

30 = 60k

30/60 = k

1/2 = k

c = 1/2 d g^2

Let d = 40 and g=3

c = 1/2 ( 40) (30^2

c = 20 (9)

c = 180