Answer:
r = 8 cm
Step-by-step explanation:
The circumference of a circle is given by
C = 2 * pi *r
50.24 = 2 * (3.14) *r
50.24 = 6.28r
Divide each side by 6.28
50.24/6.28 = r
8 =r
a). 0
f(1) = 1 - 1
= 0
137°
6.32
divide 18.96 by 3 and the outcome is 6.32
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