Area Problems

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

12 cm

1.5 cm

8 cm

6 cm

12 cm

1.5 cm

8 cm

6 cm

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Area Problems
The area of rectangle is 1.8 times the area of a square. The length of the rectangle is 5 times the breadth. The side of the square is 20 cm. What is the perimeter of the rectangle?

133 cm

145 cm

135 cm

144 cm

133 cm

145 cm

135 cm

144 cm

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Area Problems
The length of the diagonal of a rhombus is 80% of the length of the other diagonal, Then the area of the rhombus is how many times the square of the length of the longer diagonal?

4/5

2/5

1/4

3/4

4/5

2/5

1/4

3/4

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

65.5%

34.5%

39.5%

31.5%

65.5%

34.5%

39.5%

31.5%

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Area Problems
The circumference of a circle is 25 cm. Find the side of the square incribed in the circle.

29/??3 cm

21/??3 cm

25/??2 cm

23/??2

29/??3 cm

21/??3 cm

25/??2 cm

23/??2

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Area Problems
One diagonal of a rhombus is 60% of the other diagonal. Then, area of the rhombus is how many times the square of the length of the larger diagonal?

2/5

6/7

3/10

1/5

2/5

6/7

3/10

1/5

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