Advertisements
Advertisements
प्रश्न
Each side of a square tile is 60 cm. How many tiles will be required to cover the floor of a hall with length = 50 m and breadth = 36 m.
Advertisements
उत्तर
Area of each square tile = (side)2
= (60 cm)2 = (0.6 m)2
= 0.6 m × 0.6 m = 0.36 m2
And, area to be covered by the tiles = length × breadth
= 50 m × 36 m
= 1800 m2
∴ Required no. of tiles
=`"Area to be covered by tiles"/"Area of each tiles"`
`= (1800 "m"^2)/(0.36 "m"^2) = 5000`
APPEARS IN
संबंधित प्रश्न
The diagonal of a rectangle is 34 cm. If its breadth is 16 cm; find its :
(i) length
(ii) area
In each of the following cases, ABCD is a square and PQRS is a rectangle. Find, in each case, the area of the shaded portion.
(All measurements are in metre).
(i)
(ii)
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
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.
A rectangular piece of paper has area = 24 cm² and length = 5 cm. Find its perimeter.
Find the perimeter of the following figure
There is a rectangular lawn 10 m long and 4 m wide in front of Meena’s house (see the figure). It is fenced along the two smaller sides and one longer side leaving a gap of 1 m for the entrance. Find the length of fencing.
What is the radius of the largest circle that can be cut out of the rectangle measuring 10 cm in length and 8 cm in breadth?
A large square is made by arranging a small square surrounded by four congruent rectangles as shown in the following figure. If the perimeter of each of the rectangle is 16 cm, find the area of the large square.
