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What is the length of an arc of central angle `50^(circ)`, in a circle of radius `2.5` centimetres?

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  1. In each of the figures below, find the area of the shaded part. All le...

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  2. In a circle of radius 3 centlmetres, what is the length of an arc of c...

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  3. What is the length of an arc of central angle 50^(circ), in a circle o...

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  4. From an iron ring of radius 9 centimetres, a piece of central angle 30...

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  5. From an iron ring of radius 9 centimetres, a piece of central angle 30...

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  6. In a circle, the length of an arc of central angle 40^(circ) 'is 3 pi ...

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  7. In a circle, the length of an arc of central angle 25^(circ) is 4 cent...

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  8. From a bangle of radius 3 centimeters, a piece is to be cut out to mak...

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  9. The picture shows the parts of a circle centered at each vertex of an ...

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  10. Part of circles are drawn, centred at each vertex of a regular octagon...

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  11. If the length of an arc of a sector having radius 9 cm is 2 pi cm, the...

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  12. A rod of length 20 cm is bent in thè form of an arc. If the central an...

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  13. The length' of an arc of a circle is 4 cm. What is the length of an ar...

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  14. Find the circumference of a circle of area 15 sq . cm

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  15. If the perimeter of a circle and perimeter of a square are equal, then...

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  16. What is the area of a sector of central angle 120^(circ) in a circle o...

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  17. Calculate the-area of the green colored part of this picture:

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  18. Centered at each corner of a regular hexagon, a part of a circle is dr...

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  19. The picture below shows two circles, each passing through the center o...

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  20. The figure shows three circles drawn with their centers on each vertex...

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