The small circles are equal in area and the area of the big circle is 250 cm2. If the perimeter of the triangle formed by joining the centres of the circle is 22 cm, what is the area of the triangle (in cm?)?
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ans is 5,550cm2 please mark me as brain list
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Step-by-step explanation:
As reasoned by the other responder, the area of big circle is actually 25pi
So R = 5
Sides of triangle are 2r, r+5, r+5
P of triangle = 22 = 4r+10
r = 3
Sides are 6,8,8 say, a,b,c
By Archimedes theorom
16A^2 = 4(ab)^2 - (c^2 -a^2 -b^2)^2
A^2 = 495
A = 3√55
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