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I need help I'm very confused. I tried to complete it but, I got stuck. The diameter of the semicircle is 58 . The radius of each small circle is 5 . What is the exact area of the shaded region in the
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Oct 26, 2019
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I need help I'm very confused. I tried to complete it but, I got stuck.
The diameter of the semicircle is 58 . The radius of each small circle is 5 .
What is the exact area of the shaded region in the figure below? Do NOT round at any point!
Mathematics
high-school
Smyrgl
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Smyrgl
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Area of semi-circle (d = 58 so r = 29)
= 1/2
π (29)^2
= 420.5
π
Area of small circle: (r = 5)
=
π (5)^2
= 25
π
there are 3 small circles = 3 x 25
π = 75
π
so
Area of shaded :
420.5π - 75π = 345.5 π
Aron Lorincz
answered
Nov 1, 2019
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Aron Lorincz
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