Area Problems

Area Problems
The area of circle is 38.5 sq. cm. Its circumference is?

121 cm

6.20 cm

22 cm

11 cm

121 cm

6.20 cm

22 cm

11 cm

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Area Problems
The base of a triangular field is three times its altitude. If the cost of cultivating the field at Rs. 24.68 per hectare be Rs. 333.18, find its base and height.

B=300;H=900

B=500;H=900

B=900;H=300

B=600;H=700

B=300;H=900

B=500;H=900

B=900;H=300

B=600;H=700

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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?

144 cm

133 cm

135 cm

145 cm

144 cm

133 cm

135 cm

145 cm

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Area Problems
The length and breadth of a square are increased by 40% and 30% respectively. The area of a resulting rectangle exceeds the area of the square by?

None of these

42%

62%

82%

None of these

42%

62%

82%

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Area Problems
Floor of a square room of side 10 m is to be completely covered with square tiles, each having length 50 cm. The smallest number of tiles needed is?

200

400

300

500

200

400

300

500

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Area Problems
Find the area of a triangle whose sides measure 8 cm, 10 cm and 12 cm.

7?93 sq cm

8?63 sq cm

6?53 sq cm

5?63 sq cm

7?93 sq cm

8?63 sq cm

6?53 sq cm

5?63 sq cm

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