In a circular table cover of radius 32 cm, a
design is formed leaving an equilateral
triangle ABC in the middle as shown in
Fig. 12.24. Find the area of the design.
Fig. 12.24
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Step-by-step explanation:
Radius (r) of circle = 32 cm AD is the median of ΔABC. OA=2/3AD = 32 AD=48 cm In ΔABD, AB2 = AD2 + BD2 Area of equilateral triangle, Area of circle = πr2 Area of design = Area of circle − Area of ΔABC
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