Advertisements
Advertisements
Question
The length and breadth of a rectangular paper are 35 cm and 22 cm. Find the area of the largest circle which can be cut out of this paper.
Advertisements
Solution
Length = 35 cm
Breath = 22 cm
The largest circle which can be cut from the rectangle will have,
radius = `22/2` cm = `"D"/2` = R = 11 cm
Area of circle = `pir^2`
= `22/7 xx 11 xx 11`
= 380.28 cm2
APPEARS IN
RELATED QUESTIONS
Find the area of the square whose perimeter is 56 cm.
A square lawn is surrounded by a path 2.5 m wide. If the area of the path is 165 m2 find the area of the lawn.
In the figure given below, find the area of shaded region: (All measurements are in cm)
The area of a rhombus is 84 cm2 and its perimeter is 56 cm. Find its height.
Find the area of a right-angled triangle whose hypotenuse is 13 cm long and one of its legs is 12 cm long.
Find the area of an equilateral triangle whose each side is 16 cm. (Take `sqrt3`= 1.73)
The sides of a triangle are 21 cm, 17 cm, and 10 cm. Find its area.
The sides of a triangle are in the ratio 15 : 13 : 14 and its perimeter is 168 cm. Find the area of the triangle.
A metal wire, when bent in the form of a square of largest area, encloses an area of 484 cm2. Find the length of the wire. If the same wire is bent to the largest circle, find:
(i) radius of the circle formed.
(ii) area of the circle.
A wire is along the boundary of a circle with a radius of 28 cm. If the same wire is bent in the form of a square, find the area of the square formed.
