Out of all the geometric shapes and figures, the circle is a fascinating form present around us. The pizza, coins, the sun are all circular in shape. Have you ever thought about how many sides a circle …

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A window is in the form of a semi-circle with rectangle on its diameter. Find the perimeter if The length and breadth of rectangle are 20,14cm View Solution Q 3

Let radius of circle is r = 18 u n i t s Perimeter of full circle is given by 2 π r Thus, perimeter of three quarters circle is given by, (3 4 × 2 π r) + (2 × r) The perimeter of this "circle" would be: (3 4 × 2 × π × …

What is the perimeter of a quadrant of a circle with radius 3 c m?

The area of a circle inscribed in an equilateral triangle is 154 cm2. Find the perimeter of the triangle. [Use π = 22 7 and √3 = 1.73]

If AB,AC,P Q are tangents in given fig. and AB =5 cm, find the perimeter of ΔAP Q.

If the circumference of a circle of radius r is equal to the perimeter of a semicircle of radius R, then R: r equals View Solution

In figure, a circle touches the side BC of ABC at P and touches AB and AC produced at Q and R respectively. If AQ = 5 cm, find the perimeter (in cm) of ABC.

Find the area of the shaded portion as shown in the adjoining figure. The four corners are quadrants of circle and at the centre there is a circle.