alleryStart learning →An equilateral triangle has side 12√3 cm. What is the radius of its incircle?
A12 cm
B6 cm
C4√3 cm
D3√3 cm
Answer & Solution
Correct answer: B. 6 cm
Inradius equals side divided by 2√3, so 12√3/(2√3) = 6 cm.
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