What is the diameter of the circle having 3 cm radius?

Area Problems
What is the diameter of the circle having 3 cm radius?

8 cm

6 cm

12 cm

1.5 cm

8 cm

6 cm

12 cm

1.5 cm

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Area Problems
The diagonal of a rectangle is √41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be:

20 cm

41 cm

9 cm

18 cm

20 cm

41 cm

9 cm

18 cm

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Area Problems
If the ratio of the area of two square is 9 : 1 the ratio of their perimeters is?

3:4

3:1

1:3

9:1

3:4

3:1

1:3

9:1

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Area Problems
The radius of a circle has been reduced from 9 cm to 7 cm . the appropriate percentage decrease in area is?

31.5 %

39.5 %

34.5 %

65.5 %

31.5 %

39.5 %

34.5 %

65.5 %

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Area Problems
A rectangle has 30 cm as its length and 720 sq cm as its area. Its area is increased to 1 1/ 4 times its original area by increasing only its length. Its new perimeter is

119 cm

125 cm

123 cm

121 cm

119 cm

125 cm

123 cm

121 cm

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Area Problems
If the radius of a circle be reduced by 50%. Its area is reduced by?

34.5%

65.5%

31.5%

39.5%

34.5%

65.5%

31.5%

39.5%

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Area Problems

Area Problems What is the diameter of the circle having 3 cm radius?

Area Problems The diagonal of a rectangle is √41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be:

Area Problems If the ratio of the area of two square is 9 : 1 the ratio of their perimeters is?

Area Problems The radius of a circle has been reduced from 9 cm to 7 cm . the appropriate percentage decrease in area is?

Area Problems A rectangle has 30 cm as its length and 720 sq cm as its area. Its area is increased to 1 1/ 4 times its original area by increasing only its length. Its new perimeter is

Area Problems If the radius of a circle be reduced by 50%. Its area is reduced by?

Area Problems
What is the diameter of the circle having 3 cm radius?

Area Problems
The diagonal of a rectangle is √41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be:

Area Problems
If the ratio of the area of two square is 9 : 1 the ratio of their perimeters is?

Area Problems
The radius of a circle has been reduced from 9 cm to 7 cm . the appropriate percentage decrease in area is?

Area Problems
A rectangle has 30 cm as its length and 720 sq cm as its area. Its area is increased to 1 1/ 4 times its original area by increasing only its length. Its new perimeter is

Area Problems
If the radius of a circle be reduced by 50%. Its area is reduced by?