Answer:
Formula for the SA (Surface Area) is 2πrh+2πr^2.
Replace the values and you get answer of 251.999570694 = 252pi
Eleven subtract nine is two; eight adding three is eleven (2,11)
They are both the same equations, the procedure to obtain x value will be equivalent.
<span>87 degrees
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Y=145, I’m not sure about X
