the ratio of the areas of the incircle and circumcircle of a equilateral triangle is:-
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4:1
For an equilateral triangle, s=2a+b+c=23a and Δ=43a2
r2=(sΔ)2=121a2
R2=(4Δabc)2=31a2
∴Area of IncircleArea of Circumcircle=πr2πR2=3a2×a212=4
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- the ratio of the areas of the incircle and circumcircle of a equilateral triangle is:-
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