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English > Maths > R D Sharma > Areas Related To Circles

Question

Level

Action

A horse is tied to a pole with $$28 {m}$$ long string. Find the area where the horse can graze.......

Level 1

A horse is placed for grazing inside a rectangular field $$40 ~m$$ by $$36 ~m$$ and is tethered to o......

Level 1

A sector of the circle of radius $$4 ~cm$$ subtends an angle of $$30^{\circ} .$$ Find the area of th......

Level 1

In circle of radius $$6 ~cm.$$ Chord of length $$10 ~cm$$ makes an angle of $$110^{\circ}$$ at the c......

Level 1

Find the circumference of a circle with area $$301.84 {~cm}^{2}$$......

Level 2

The circumference of a circle exceeds its diameter by $$16.8 ~cm.$$ Find the circumference of the ci......

Level 2

The circumference of two circles is in a ratio of $$2: 3 .$$ Find the ratio of their areas.......

Level 2

A truck travels $$1 ~km$$ distance in which each wheel makes $$450$$ complete revolutions. Find the ......

Level 2

The area enclosed between the concentric circles is $$770 {~cm}^{2}$$. If the radius of the outer ci......

Level 2

The radii of two circles are 8 cm and 6 cm respectively. Find the radius of the circle having its ar......

Level 2

The side of a square field is $$10 ~cm.$$ Find the area of inscribed circles.......

Level 2

PQ is a chord of circle with centre $$O$$ and radius 4 cm . $$PQ$$ is of the length $$4 ~cm.$$ Find ......

Level 2

In a circle of radius $$35 ~cm$$ an arc subtends an angle of $$72^{\circ}$$ at the centre. Find the ......

Level 2

A sector was cut from a circle of radius $$21 ~cm.$$ The angle of sector is $$120^{\circ}$$. Find th......

Level 2

A steel wire when bent in the form of a square encloses an area of $$121 {cm}^{2}$$. If the same wir......

Level 3

A sheet of paper is in the form of a rectangle ABCD in which $$AB=40 ~cm$$ and $$AD=28 ~cm.$$ A semi......

Level 3

The radii of two circles are $$19 ~cm$$ and $$9 ~cm$$ respectively. Find the radius and area of the ......

Level 3