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State whether the statements are true (T...

State whether the statements are true (T) or false (F).
Ratio of area of a circle to the area of a square whose side equals radius of circle is `1 : pi.`

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NCERT EXEMPLAR-MENSURATION-EXERCISES
  1. State whether the statements are true (T) or false (F). Two cylinder...

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  2. State whether the statements are true (T) or false (F). The surface ...

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  3. State whether the statements are true (T) or false (F). Ratio of are...

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  4. The area of a rectangular field is 48 m^2 and one of its sides is 6m. ...

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  5. The circumference of the front wheel of a cart is 3 m long and that o...

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  6. Four horses are tethered with equal ropes at 4 corners of a square fie...

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  7. The walls and ceiling of a room are to be plastered. The length, br...

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  8. Most of the sailboats have two sails, the jib and the mainsail. Assume...

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  9. The area of a trapezium with equal non-parallel sides is 168 m^2. If t...

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  10. Mukesh walks around a circular track of radius 14 m with a speed of 4 ...

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  11. The areas of two circles are in the ratio 49:64. Find the ratio of the...

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  12. There is a circular pond and foot-path runs along its boundary. A m...

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  13. A running track has 2 semicircular ends of radius 63 m and two straigh...

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  14. Find the perimeter of the given figure.

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  15. A bicycle wheel makes 500 revolutions in moving 1 km. Find the diamete...

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  16. A boy is cycling such that the wheels of the cycle are making 140 r...

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  17. Find the length of the largest pole that can be placed in a room of di...

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  18. Find the area of the following fields. All dimensions are in metres.

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  19. Find the area of the following fields. All dimensions are in metres.

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  20. Find the area of the shaded portion in the following figures.

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