Advertisements
Advertisements
प्रश्न
Find the area of the following circle, given that radius = 14 mm (take `pi = 22/7`).
Advertisements
उत्तर
r = 14 mm
Area = `pir^2`
= `22/7 xx 14 xx 14`
= 616 mm2
APPEARS IN
संबंधित प्रश्न
Find the area of the quadrilateral ABCD in which AB = 42 cm, BC = 21 cm, CD = 29 cm, DA = 34 cm and diagonal BD = 20 cm.
Find the area of a parallelogram with base equal to 25 cm and the corresponding height measuring 16.8 cm.
If the area of a square is same as the area of a circle, then the ratio of their perimeters, in terms of π, is
The area of a circle is 98.56 cm2. Find its circumference.
In the given figure, ∆ABC is right-angled at A. Semicircles are drawn on AB, AC and BC as diameters. It is given that AB = 3 cm and AC = 4 cm. Find the area of the shaded region.
A chord of a circle of radius 14 cm makes a right angle at the centre. Find the area of the sector.
Find the area of a flat circular ring formed by two concentric circles (circles with the same centre) whose radii are 9 cm and 5 cm.
The area of the circle whose diameter is 21 cm is ____________.
The area of a circle is 154 cm2. Its diameter is ____________.
On a square cardboard sheet of area 784 cm2, four congruent circular plates of maximum size are placed such that each circular plate touches the other two plates and each side of the square sheet is tangent to two circular plates. Find the area of the square sheet not covered by the circular plates.
