Advertisements
Advertisements
प्रश्न
Each side of a square plot of land is 55 m. Find the cost of fencing the plot at the rate of ₹32 per meter.
उत्तर
∵ Perimeter of square field = 4 x its side = 4 x 55 m
∴ Length of required fencing = 220 m Now, the cost of fencing = its length x its rate
= 220 m x ₹ 32 per metre?
= ₹ 7040
APPEARS IN
संबंधित प्रश्न
Each side of a rectangle is doubled. Find the ratio between :
(i) perimeters of the original rectangle and the resulting rectangle.
(ii) areas of the original rectangle and the resulting rectangle.
The length and the breadth of a conference hall are in the ratio 7: 4 and its perimeter is 110 m. Find:
(i) area of the floor of the hall.
(ii) a number of tiles, each a rectangle of size 25 cm x 20 cm, required for the flooring of the hall.
(iii) the cost of the tiles at the rate of ₹ 1,400 per hundred tiles.
Find the perimeter of a rectangle whose:
length = 8 m and breadth = 80 cm
Find the perimeter of a regular pentagon of side 8.2 cm.
A rectangle with length = 18 cm and breadth = 12 cm has same perimeter as that of a regular pentagon. Find the side of the pentagon.
An athlete takes 10 rounds of a rectangular park, 50 m long and 25 m wide. Find the total distance covered by him.
How much wire will be needed to make a rectangle 7 cm long and 4 cm wide?
A game requires its players to run around a square playground. Each side of the playground is 20 m long. One player took 5 rounds around the playground. How many metres did he run altogether?
How many different rectangles can be made with a 48 cm long string? Find the possible pairs of length and breadth of the rectangles.
In the given figure, a rectangle with perimeter 264 cm is divided into five congruent rectangles. Find the perimeter of one of the rectangles.
