A. 2times
B. 3times
C. 1/3 times
D. 9times
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Related Mcqs:
- There are two circles of different radii. The area of a square is 196 sq.cm, whose side is half the radius of the larger circle. The radius of the smaller circle is three-seventh that of the larger circle. What is the circumference of the smaller circle ?
A. 12 π cm
B. 16 π cm
C. 24 π cm
D. 32 π cm - The area of a circle is increased by 22Sq.cm when it’s radius is increased by 1cm. The original radius of the circle is_________?
A. 6cm
B. 3.2 cm
C. 3 cm
D. 3.5 cm - The difference between the radi of the smaller circle and the bigger circle is 7cm and the difference between the area of two circles is 1078Sq.cm Radius of the smaller circle is_________?
A. 17.5cm
B. 21cm
C. 28cm
D. None of these - The length of a rectangle is two – fifths of the radius of a circle. The radius of the circle is equal to the side of the square, whose area is 1225 sq.units. What is the area (in sq.units) of the rectangle if the rectangle if the breadth is 10 units?
A. 140
B. 156
C. 175
D. 214 - The area of a circle is 24.64Sq.m. the circumference of circle is________?
A. 14.64cm
B. 16.36m
C. 17.60m
D. 18.40m - The diameter of a circle is 105 cm less than the circumference what is the diameter of the circle?
A. 44 cm
B. 46 cm
C. 48 cm
D. 49 cm - The radius of a circle is increased by 1%. Find how much % does its area increases?
A. 1.01%
B. 5.01%
C. 3.01%
D. 2.01% - If the area of circle is 616 sq cm then its circumference?
A. 78 m
B. 88 m
C. 75 m
D. 70 m - If the circumference of a circle is 352 meters then its area in Sq.m is:________?
A. 9856
B. 8956
C. 6589
D. 5986 - If the diameter of a circle is increased by 100 % its area is increased by:_________?
A. 100%
B. 200%
C. 300%
D. 400%
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