The area of incircle of an equilateral triangle of side 42 cm is :

1.	The area of incircle of an equilateral triangle of side 42 cm is :
A.	460 cm²
B.	461 cm²
C.	462 cm²
D.	463 cm²
Answer» D. 463 cm²

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The diagonal of a rectangle is 41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be:

The area of incircle of an equilateral triangle of side 42 cm is :

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