In a circle of radius 21 cm an arc subtends an angle of 72° at the centre. The length of the arc is?

Area Problems
In a circle of radius 21 cm an arc subtends an angle of 72° at the centre. The length of the arc is?

13.2 cm

19.8 cm

21.6 cm

26.4 cm

13.2 cm

19.8 cm

21.6 cm

26.4 cm

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Area Problems
A room of 5m 44cm long and 3m 74cm broad is to be paved with squre tiles. Find the least number of squre tiles required to cover the floor.

136

176

146

166

136

176

146

166

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Area Problems
If the area of an equilateral triangle is x and its perimeter is y, then which one of the following is correct?

y2 = 432 x2

y4 = 216 x2

None of these

y4 = 432 x2

y2 = 432 x2

y4 = 216 x2

None of these

y4 = 432 x2

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Area Problems
If the radius of a circle is increased by 6%, find the percentage increase in its area.

17%

12.36%

8.39%

15%

17%

12.36%

8.39%

15%

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Area Problems
The perimeter of an equilateral triangle is 90 cm. Find its area.

250?3 sq cm

151?3 sq cm

225?3 sq cm

135?3 sq cm

250?3 sq cm

151?3 sq cm

225?3 sq cm

135?3 sq cm

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Area Problems
The perimeter of an isosceles triangle is equal to 14 cm . The lateral side is to the base in the ratio 5 : 4 the area of the triangle is?

3/2?21 cm2

?212

2?21 cm2

1/2?21 cm2

3/2?21 cm2

?212

2?21 cm2

1/2?21 cm2

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Area Problems

Area Problems In a circle of radius 21 cm an arc subtends an angle of 72° at the centre. The length of the arc is?

Area Problems A room of 5m 44cm long and 3m 74cm broad is to be paved with squre tiles. Find the least number of squre tiles required to cover the floor.

Area Problems If the area of an equilateral triangle is x and its perimeter is y, then which one of the following is correct?

Area Problems If the radius of a circle is increased by 6%, find the percentage increase in its area.

Area Problems The perimeter of an equilateral triangle is 90 cm. Find its area.

Area Problems The perimeter of an isosceles triangle is equal to 14 cm . The lateral side is to the base in the ratio 5 : 4 the area of the triangle is?

Area Problems
In a circle of radius 21 cm an arc subtends an angle of 72° at the centre. The length of the arc is?

Area Problems
A room of 5m 44cm long and 3m 74cm broad is to be paved with squre tiles. Find the least number of squre tiles required to cover the floor.

Area Problems
If the area of an equilateral triangle is x and its perimeter is y, then which one of the following is correct?

Area Problems
If the radius of a circle is increased by 6%, find the percentage increase in its area.

Area Problems
The perimeter of an equilateral triangle is 90 cm. Find its area.

Area Problems
The perimeter of an isosceles triangle is equal to 14 cm . The lateral side is to the base in the ratio 5 : 4 the area of the triangle is?