Advertisements
Advertisements
प्रश्न
Diameters of different circles are given below. Find their circumference (Take π = `22/7`)
d = 28 mm
Advertisements
उत्तर
Diameter d = 28 mm
Circumference C = πd units
= `22/7 xx 28`
= 22 × 4
= 88 mm
APPEARS IN
संबंधित प्रश्न
In the given figure, the side of square is 28 cm and radius of each circle is half of the length of the side of the square where O and O' are centres of the circles. Find the area of shaded region.
The area of a minor sector of a circle is 3.85 cm2 and the measure of its central angle is 36°. Find the radius of the circle.
In a circle of radius 10.5 cm, the minor arc is one-fifth of the major arc. Find the area of the sector corresponding to the major arc.
The difference between the circumference and radius of a circle is 37 cm. The area of the circle is
The area of the circle is given below; find the diameter.
176 sq cm
Find the area enclosed between two concentric circles, if their radii are 6 cm and 13 cm respectively.
A hollow metallic cylindrical tube has an internal radius of 3.5 cm and height 21 cm. The thickness of the metal tube is 0.5 cm. The tube is melted and cast into a right circular cone of height 7 cm. Find the radius of the cone, correct to one decimal place.
Sand from a cylindrical bucket 32 cm in height and 18 cm in radius is poured onto the ground making a conical heap 24 cm high. Find the radius of the conical heap.
Find the area and perimeter of the circles with following: Diameter = 77cm
A circular pond is 17.5 m is of diameter. It is surrounded by a 2 m wide path. Find the cost of constructing the path at the rate of Rs 25 per m2.
