Advertisements
Advertisements
प्रश्न
Find the area of the circle if its circumfence is 88 cm.
Advertisements
उत्तर
Circumference = 88 cm
⇒ 2πr = 88
⇒ r = `(88 xx 7)/(2 xx 22)`
= 14 cm
Area of the circle = πr2
= `22/7 xx (14)^2`
= 616 cm2
संबंधित प्रश्न
The circumference of two circles are in ratio 2:3. Find the ratio of their areas
In circle of radius 6cm, chord of length 10 cm makes an angle of 110° at the centre of circle find Length of arc
In the given figure, the shape of the top of a table is that of a sector of a circle with centre O and ∠AOB = 90°. If AO = OB = 42 cm,· then find the perimeter of the top of the table.
Find the area of a quadrant of a circle whose circumference is 88 cm.
Find the area and perimeter of the circle with the following :
Radius= 10.5 cm
Find the volume and the surface area of the spheres in the following :
Radius = 7 cm
Find the diameter of the sphere for the following :
Surface Area = `576pi`cm2
The circumference of a circle is numerically equal to its area. Find the area and circumference of the circle.
The cost of fencing a circular race course at the rate of ₹ 8 per metre is ₹ 2112. Find the diameter of the race course
A circular pond is surrounded by a 2 m wide circular path. If outer circumference of circular path is 44 m, find the inner circumference of the circular path. Also find area of the path.
