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How many square tiles of side 20cm are r...

How many square tiles of side 20cm are required to cover the floor of a square room of side 4m?

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The correct Answer is:
400
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ICSE-PERIMETER AND AREA -TRY THIS
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  2. How many squares of side I mm are required to form a square of side 1 ...

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  3. How many square tiles of side 20cm are required to cover the floor of ...

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  4. The area of a rectangular room is 40 sq. m. Express the area of the ro...

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  5. A rectangle measures 27 cm by 16 cm. One diagonal divides the rectangl...

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  6. The area of a parallelogram is 202.5 sq.cm. If one of its side is 15 c...

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  7. PQRS is a parallelogram. RA and RB are perpendiculars from R on PQ and...

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  8. The area of a parallelogram is 243 sq.cm and its height is one-third o...

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  9. The area of a triangle is 192 sq.cm and its height is 12 cm. Find its ...

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  10. The area of a right-angled triangle is 54 sg. cm. If one of the two pe...

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  11. Find the area of an isosceles triangle which has base 12 cm and equal ...

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  12. PQRS is a parallelogram with ST perpendicular to PQ. Given area of Del...

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  13. A quadrilateral has a diagonal of 26 cm. The lengths of perpendiculars...

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  14. ABCD is a parallelogram. Find the ratio of the area of Delta ABC to th...

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  15. In Delta ABC, BP and CQ are perpendiculars from B and C to the opposit...

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  16. In Delta P QR. PS bot QR. PS = 11 cm and area of Delta PQR = 77 sq. c...

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  17. Find the circumference of a circle of diameter 21 cm. Take pi = (22)/(...

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  18. The ratio of the radii of two circles is 2:3. Find the ratio of their ...

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  19. A road roller has wheels of radius 70 cm. It has to work on an 88 km r...

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  20. A semicircular disc has a radius of 21 cm. Find its perimeter.

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