73. you subtract 89 and 16 and that gives you your answer which is*** 73***
The answer to this question is 8.86666666667
Option C is correct.
try multiplying it out yourself. It should work
ANSWER

and

EXPLANATION
Since corresponding angles are equal,

Alternate angles are also equal, therefore,

Equation (2) minus equation (1) gives,


We put
in to equation (1)



Answer:
r=41/2
Step-by-step explanation:
You have to divide the diameter, 41, by 2 because the radius of the circle is half of the diameter. So, the answer would be 20.5