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प्रश्न
Look at these interesting stamps.
How many squares of one-centimeter side does stamp A cover?
And stamp B?
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उत्तर
stamp A
Area = length x breadth
= 6 x 3
= 18 square cm
stamp B
Area = length x breadth
= 4 x 2
= 8 square cm
संबंधित प्रश्न
The length of the side of the square is given below. Find its area.
25 metres
If the cost of 1 sq.m of a plot is ₹ 800, then find the total cost of the plot that is 15 m long and 10 m breadth
its area is ____________ square cm.
Explain how the green area is 4 square cm and the yellow area is 6 square cm.
Look at these interesting stamps.
The area of the smallest stamp is ______ square cm.
The difference between the area of the smallest and the biggest stamp is ______ square cm.
Area of a square is doubled if the side of the square is doubled.
A floor is 5 m long and 4 m wide. A square carpet of sides 3 m is laid on the floor. Find the area of the floor that is not carpeted.
12 m2 is the area of ______.
A room is 4.5 m long and 4 m wide. The floor of the room is to be covered with tiles of size 15 cm by 10 cm. Find the cost of covering the floor with tiles at the rate of ₹ 4.50 per tile.
Architects design many types of buildings. They draw plans for houses, such as the plan shown in the following figure:
An architect wants to install a decorative moulding around the ceilings in all the rooms. The decorative moulding costs ₹ 500/metre.
- Find how much moulding will be needed for each room.
(i) family room
(ii) living room
(iii) dining room
(iv) bedroom 1
(v) bedroom 2 - The carpet costs ₹ 200/m2. Find the cost of carpeting each room.
- What is the total cost of moulding for all the five rooms.
