Latest Posts

A table top measures 2 m by 1 m 50 cm. What is its area in square metres?

Given length of table top = 2m breadth of table top = 1m 50 cm = 1.50 m Find out... View Article

What is the cost of tiling a rectangular plot of land 500 m long and 200 m wide at the rate of ₹ 8 per hundred sq m.?

Given Length of the rectangle= 500 m Breadth of rectangle= 200 m Find out We have to determine the cost of... View Article

The area of a rectangular garden 50 m long is 300 sq m. Find the width of the garden.

Given Length of the rectangle= 50 m Area of rectangle= 300 sq m Find out We have to determine the... View Article

The length and breadth of three rectangles are as given below: (a) 9 m and 6 m (b) 17 m and 3 m (c) 4 m and 14 m Which one has the largest area and which one has the smallest?

Solution We know that Area of rectangle is given by = length x breadth (a) Given that Length= 9m Breadth... View Article

Find the areas of the squares whose sides are: (a) 10 cm (b) 14 cm (c) 5 m

Solution We know that Area of square side2 (a)Area of square = side2 The given side here is 10cm Area of... View Article

Find the area of the rectangles whose sides are: (a) 3 cm and 4 cm (b) 12 m and 21 m (c) 2 km and 3 km (d) 2 m and 70 cm

Solution We know that Area of rectangle = Length × Breadth (a) Given that l = 3 cm and b =... View Article

Find the areas of the following figures by counting square:

(a)The given figure comprises of 9 fully filled squares. Therefore. the area of the given figure is 9 square units.... View Article

Avneet buys 9 square paving slabs, each with a side of 1 / 2 m. He lays them in the form of a square. (a) What is the perimeter of his arrangement [fig 10.7(i)]? (b) Shari does not like his arrangement. She gets him to lay them out like a cross. What is the perimeter of her arrangement [(Fig 10.7 (ii)]? (c) Which has greater perimeter? (d) Avneet wonders if there is a way of getting an even greater perimeter. Can you find a way of doing this? (The paving slabs must meet along complete edges i.e they cannot be broken.)

Solutions: (a)Side of square = 3 × side = 3 × 1 / 2 = 3 / 2 m Perimeter... View Article

What is the perimeter of each of the each of the following figures? What do you infer from the the answers?

Solution: (a)Perimeter of square = 4 × side = 4 × 25 = 100 cm (b) Perimeter of rectangle =... View Article

Sweety runs around a square park of side 75 m. Bulbul runs around a rectangular park with length 60 m and breadth 45 m. Who covers less distance?

Given Side of square park ran by sweety=75m Length of rectangular park ran by Bulbul= 60m Breadth of rectangular park... View Article

Find the cost of fencing a rectangular park of length 175 cm and breadth 125 m at the rate of ₹ 12 per metre.

Given Length of rectangular park= 175cm Breadth of rectangular park =125cm Cost of fencing the given rectangular park= ₹ 12 per... View Article

Find the cost of fencing a square park of side 250 m at the rate of ₹ 20 per metre.

Given Side of a square park =250cm Cost of fencing the given square park= ₹ 20 per metre Find out... View Article

Two sides of a triangle are 12 cm and 14 cm. The perimeter of the triangle is 36 cm. What is its third side?

Given The sides of the triangle as 12cm and 14cm The perimeter of the triangle = 36 cm Find out... View Article

A piece of strings is 30 cm long. What will be the length of each side if the string is used to form: (a) a square? (b) an equilateral triangle? (c) a regular hexagon?

Solution: Length of the string =30 (a) Perimeter of square = 30 cm 4 × side = 30 Side =... View Article

Find the perimeter of each of the following shapes: (a) A triangle of sides 3 cm, 4 cm and 5 cm (b) An equilateral triangle of side 9 cm (c) An isosceles triangle with equal sides 8 cm each and third side 6 cm.

(a) A triangle of sides 3 cm, 4 cm and 5 cm Solution Perimeter of triangle= sum of all sides... View Article

«
1
…
1,482
1,483
1,484
1,485
1,486
…
5,472
»