Asked by noor ejaz
ABC is the segment of a circle centre O this segment is enclosed in a rectangle APQC given that AC= 32 cm and AP = 8 cm calculate
a. the radius of the circle
b. the angle AOC in radians
c. the area of the shades region
a. the radius of the circle
b. the angle AOC in radians
c. the area of the shades region
Answers
Answered by
oobleck
AC and AP are two sides of the rectangle.
The circle's diameter is the diagonal AQ = √(8^2+32^2) = 8√17
If 2θ = ∡AOC, then tanθ = 4
θ = 1.3258
So, ∡AOC = 2.6516
No idea what is shaded, but it can't be that hard to figure out.
If stuck, google area of circular segment.
The circle's diameter is the diagonal AQ = √(8^2+32^2) = 8√17
If 2θ = ∡AOC, then tanθ = 4
θ = 1.3258
So, ∡AOC = 2.6516
No idea what is shaded, but it can't be that hard to figure out.
If stuck, google area of circular segment.
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