Answer: (10, ∞)

Step-by-step explanation:

See the graph in the attached image.

Answer:

(3A - Z) / 4

A = (1/3) (4c+z)

3A = 4c + z

3A - z = 4c

c = (3A - z) / 4

00

arc length = angle × r or angle/360 × 2πr

the image is unclear i can't see the radius "r" clearly

It"s the second answer, "An 8-foot ramp leans....".