Advertisements
Advertisements
प्रश्न
Here is a rectangle of an area of 20 square cm.
Draw one straight line in this rectangle to divide it into two equal rectangles. What is the area of each of the smaller rectangles?
Advertisements
उत्तर
A line can be drawn as shown in this figure to divide the given rectangle into two equal rectangles.
Similarly, a horizontal line can also be drawn to divide the given rectangle into two equal rectangles.
Area of each smaller rectangle
= `1/2` × Area of the bigger rectangle
= `1/2 xx 20`
= 10 square cm
संबंधित प्रश्न
If the side of a square is 12 cm, find its area.
The area of a rectangle is 102 sqcm. If its length is 17 cm, what is its perimeter?
A rectangular hall is 12 m long and 6 m broad. Its flooring is to be made of square tiles of side 30 cm. How many tiles will fit in the entire hall? How many would be required if tiles of side 15 cm were used?
The area of a rectangular garden of length 40 m, is 1000 sqm. Find the breadth of the garden and its perimeter. The garden is to be enclosed by 3 rounds of fencing, leaving an entrance of 4 m. Find the cost of fencing the garden at a rate of 250 rupees per metre.
The area of a rectangular piece of cardboard is 36 sq cm and its length is 9 cm. What is the width of the cardboard?
Find the area in square metre of a piece of cloth 1m 25 cm wide and 2 m long.
Perimeter of a square and a rectangle is same. If a side of the square is 15 cm and one side of the rectangle is 18 cm, find the area of the rectangle.
In a park of dimensions 20 m × 15 m, there is a L shaped 1 m wide flower bed as shown in the following figure. Find the total cost of manuring for the flower bed at the rate of Rs 45 per m2.
What is the formula to calculate the area of a rectangle?
A rectangle has an area of 48 sq cm and breadth of 4 cm. What is its length?
