Answer:
a)9cm
b)
c)60°
18
Step-by-step explanation:
18 divided by 2 is 9 plus 8 is 17
For #3 the answer is 113.04 (6 + g) / 32
A = Pi * r * (r + g)
12/2 = 6 ft
A = 3.14 * (6) * (6 + g) = 113.04 (6 + g) square feet
113.04 (6 + g) / 32