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A 3 m wide path runs outside and around a rectangular park of length 125 m and breadth 65 m. Find the area of the path.

Given From the given data we get to know that Length of the park (L) = 125 m Breadth of the park (B) = 65 m Find out We have to determine... View Article

A garden is 90 m long and 75 m broad. A path 5 m wide is to be built outside and around it. Find the area of the path. Also find the area of the garden in hectare.

Given From the given data we get to know that Length of the garden (L) = 90 m Breadth of the garden (B) = 75 m Find out We have to... View Article

The minute hand of a circular clock is 15 cm long. How far does the tip of the minute hand move in 1 hour. (Take π = 3.14)

Given From the given details we get to know that Length of the minute hand of the circular clock = 15 cm Find out We have to determine how... View Article

How many times a wheel of radius 28 cm must rotate to go 352 m? (Take π = 22/7)

Given From the given details we get to know that Radius of the wheel = 28 cm Find out We have to determine the number of rotation of the... View Article

Find the circumference of the inner and the outer circles, shown in the adjoining figure? (Take π = 3.14)

Given From the given diagram Radius of inner circle = outer circle radius – 10 = 19 – 10 = 9 m Find out We have to... View Article

A circular flower garden has an area of 314 m². A sprinkler at the centre of the garden can cover an area that has a radius of 12 m. Will the sprinkler water the entire garden? (Take π = 3.14)

Given Area of the circular flower garden = 314 m2 Sprinkler at the centre of the garden can cover an area that has a radius = 12 m Find out... View Article

A circular flower bed is surrounded by a path 4 m wide. The diameter of the flower bed is 66 m. What is the area of this path? (π = 3.14)

Given From the given details we get to know that Diameter of the flower bed = 66 m Width of path =4m Find out We have to determine the area of... View Article

The circumference of a circle is 31.4 cm. Find the radius and the area of the circle? (Take π = 3.14)

Given From the given details we get to know that Circumference of a circle = 31.4 cm Find out We have to determine the area and radius of... View Article

A circle of radius 2 cm is cut out from a square piece of an aluminium sheet of side 6 cm. What is the area of the left over aluminium sheet? (Take π = 3.14)

Given From the given details we get to know that Radius of circle = 2 cm Square sheet side = 6 cm Find out We have to determine the area of the... View Article

From a circular card sheet of radius 14 cm, two circles of radius 3.5 cm and a rectangle of length 3 cm and breadth 1cm are removed. (as shown in the adjoining figure). Find the area of the remaining sheet. (Take π = 22/7)

Given From the given details we get to know that Radius of the circular card sheet = 14 cm Radius of the two small circle = 3.5 cm Length... View Article

Shazli took a wire of length 44 cm and bent it into the shape of a circle. Find the radius of that circle. Also find its area. If the same wire is bent into the shape of a square, what will be the length of each of its sides? Which figure encloses more area, the circle or the square? (Take π = 22/7)

Given From the given details we get to know that Length of wire that Shazli took =44 cm Find out We have to determine after bending the... View Article

Find the cost of polishing a circular table-top of diameter 1.6 m, if the rate of polishing is ₹15/m2. (Take π = 3.14)

Given From the given details we get to know that Diameter of the circular table-top = 1.6 m Find out We have to determine the cost of... View Article

Find the perimeter of the adjoining figure, which is a semicircle including its diameter.

Given From the given details we get to know that Diameter of semi-circle = 10 cm Find out We have to determine the perimeter of the... View Article

Saima wants to put a lace on the edge of a circular table cover of diameter 1.5 m. Find the length of the lace required and also find its cost if one meter of the lace costs ₹ 15. (Take π = 3.14)

Given From the given details we get to know that Diameter of the circular table = 1.5 m Find out We have to determine the length of the lace... View Article

From a circular sheet of radius 4 cm, a circle of radius 3 cm is removed. Find the area of the remaining sheet. (Take π = 3.14)

Given From the given details we get to know that Radius of circular sheet R = 4 cm A circle of radius to be removed r = 3 cm Find out We... View Article

A gardener wants to fence a circular garden of diameter 21m. Find the length of the rope he needs to purchase, if he makes 2 rounds of fence. Also find the cost of the rope, if it costs ₹ 4 per meter. (Take π = 22/7)

Given From the given details we get to know that Diameter of the circular garden = 21 m Find out We have to determine the length of... View Article

If the circumference of a circular sheet is 154 m, find its radius. Also find the area of the sheet. (Take π = 22/7)

Given From the given data we get to know that Circumference of the circle = 154 m Find out We have to determine the radius and area of the... View Article

Find the area of the following circles, given that: (a) Radius = 14 mm (Take π = 22/7) (b) Diameter = 49 m (c) Radius = 5 cm

(a) Radius = 14 mm (Take π = 22/7) Solution: We are given that Radius of circle = 14 mm We know that, Area of the circle = πr2... View Article

Find the circumference of the circle with the following radius: (Take π = 22/7) (a) 14 cm (b) 28 cm (c) 21 cm

(a) 14 cm Answer We are given that Radius of circle = 14 cm We know that Circumference of the circle = 2πr = 2 × (22/7) × 14... View Article

ΔABC is isosceles with AB = AC = 7.5 cm and BC = 9 cm (Figure). The height AD from A to BC, is 6 cm. Find the area of ΔABC. What will be the height from C to AB i.e., CE?

Solution From the given figure we note that AB = AC = 7.5 cm BC = 9 cm AD = 6cm We know that Area of ΔABC = ½ ×... View Article

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