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A circle is drawn within a square as shown. What is the best approximation for the area of the shaded region? Use 3.14 to approximate pi.
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A circle is drawn within a square as shown. What is the best approximation for the area of the shaded region? Use 3.14 to approximate pi.
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Jul 20, 2019
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A circle is drawn within a square as shown. What is the best approximation for the area of the shaded region? Use 3.14 to approximate pi.
Mathematics
high-school
Treb
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168.56 Square inches
create an equation to solve
(area of the square) - (area of the circle) = Area of shaded region
s^{2} - \pi r^2 = A
s= side of square (28 in)
r = radius (1/2 diameter. diameter = 28. 28/2= 14)
Substitute known values
784-615.44= 168.56 in^2
Mateus Vahl
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Jul 25, 2019
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Mateus Vahl
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