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MBD-Areas of Plane Figures.-Exercise
- A bicycle wheel makes 500 revolutions in moving 11 km. Find the diamet...
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- The area of a circle is equal to the sum of the areas of the two circl...
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- The diameters of two circles are in the ratio of 4 : 3and the sum of t...
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- The circumference of a circle is numerically equal to its area. Show t...
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- The area enclosed between two concentric circles is 770 sq. cm given t...
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- The circumference of a circle exceeds its diameter by 30. Find the cir...
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- The cost of mowing the grass inside of circular lawn at the rate of Rs...
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- A wire is in the form of a circle with diameter 21 cm. It is cut and b...
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- Two circles of radii 15 cm and 8 cm touch each otherinternally. Find t...
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- The radii of two circles are 8 cm and 6 cm respectively. Find the radi...
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- A road, which is 7 m wide surrounds a circular path whose circumferenc...
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- A chord of a circle of radius 12 cm subtends an angle of 120^@ at the ...
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- In a circle of radius 21 cm, an arc subtends an angle of 60° at the ce...
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- The radius of a semi-circular protactor is 14 cm. Find its perimeter a...
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- The circumference of a circle is 88 cm. Find the area of the sector, w...
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- The perimeter of a sector of a circle of radius 5.8 m is 27.2 m. Find ...
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- A chord of a circle of radius 21 cm subtends an angle of 120^@ at the ...
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- Find the radius of the circle if length of the arc is 4pi cm and angle...
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- A square is made inside the circle. Find the area of that portion of t...
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- In the fig. fourth quadrant of a circle is OACB where O is the centre ...
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