Please help me with these 2 questions they are both solved problems that go together with one huge problem so please answer both thank you

Please help me with these 2 questions they are both solved problems that go together with one huge problem so please answer both thank you class=

Respuesta :

1).

r = 11 in

The diameter is twice the radius, so:

d = 2*11 = 22 inches

2).

d = 18 inches

The radius is half the diameter, so:

r = 18/2 = 9 inches