Area Problems
The area of sector of a circle of radius 5 cm, formed by an arc of length 3.5 cm is?

35 sq.cms
8. 75 sq.cms
17.5 sq.cms
55 sq.cms

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Area Problems
The area of circle inscribed in an equilateral triangle is 154 sq cm. What is the perimeter of the triangle?

21 cm
42 cm
21?3 cm
42?3 cm

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