Answer:
Step-by-step explanation:
we know that
The area of a circle is equal to
In this problem we have
Substitute and find the area
Remember that
subtends the area of complete circle
so
by proportion
Find the area of the shaded regions
The central angle of the shaded regions is equal to
I hope this helps, if any doubt leave a comment
Answer:
20+h = 46
Step-by-step explanation:
it doesn't ask to solve it so that's the answer
Thanks for the free points hope you find your awnser!
The area is 20
The height is 5
The volume is 60
The surface area is 94