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➷ The formula for surface area of a cylinder is:
The radius is half the diameter
radius = 8/2 = 4
Substitute the values in:
Solve it:
surface area = 
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Answer:
a) 54π cm³
Step-by-step explanation:
area of circle=πr²
9π
π9*6=54π
The answer is D. You’d need to minus the area of the circle away from the area of the triangle to get the area of the shaded region
Answer:
1 solution
Step-by-step explanation:
s² - 35 = -35
Add 35 to both sides: <em>s² = 0</em>
<em>s can only be 0, and 0 has no positives nor negatives</em>, so one number.
