Advertisements
Advertisements
рдкреНрд░рд╢реНрди
Find the circumference of the circle with the following radius: (Take `bb(pi = 22/7`)
14 cm
Advertisements
рдЙрддреНрддрд░
r = 14 cm
Circumference = 2πr
= `2 xx 22/7 xx 14`
= 88 cm
APPEARS IN
рд╕рдВрдмрдВрдзрд┐рдд рдкреНрд░рд╢реНрди
In Figure, find the area of the shaded region [Use π = 3.14]
The circumference of a circle is 22 cm. Find the area of its quadrant.
The diameters of the front and rear wheels of a tractor are 80 cm and 2 m respectively. Find the number of revolutions that a rear wheel makes to cover the distance which the front wheel covers is 800 revolutions.
The difference between the circumference and radius of a circle is 37 cm. The area of the circle is
OACB is a quadrant of a circle with centre O and its radius is 3.5 cm. If OD = 2 cm. find the area of
- quadrant OACB
- the shaded region.
Find the area of the circle if its circumfence is 88 cm.
The circumference of a circle is equal to the perimeter of a square. The area of the square is 484 sq. m. Find the area of the circle.
A horse is tied with a 21 m laig rope to the corner of a field which is in the shape of an equilateral triangle. Find the area of the field over which it can graze.
Find the area of a circular field that has a circumference of 396 m.
The radius of a circular garden is 56 m. What would it cost to put a 4-round fence around this garden at a rate of 40 rupees per metre?
