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What will happen to the area of a rectan...

What will happen to the area of a rectangle if its length is doubled and breadth is trebled. its length and breadth are doubled?

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RD SHARMA-MENSURATION-All Questions
  1. The area of a rectangle is 240\ c m^2dot If its length is 20cm, find i...

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  2. Find the perimeter of a rectangle whose area is 650\ c m^2 and its ...

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  3. What will happen to the area of a rectangle if its length is doubled a...

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  4. What will happen to the area of a square if its side is: (i) double...

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  5. A marble tile measures 25cm by 20cm. How many tiles will be require...

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  6. One side of a square plot is 300m. Find its area. Also, find the co...

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  7. The floor of a rectangular hall is to be covered with a carpet 150c...

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  8. The total cost of flooring a room at Rs. 8.50 per square metre is R...

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  9. Find the perimeter of a rectangular field whose length is four time...

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  10. Ravish wants to cover his room which is 3m wide and 4m long by squa...

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  11. Find the area of a rectangle, whose Length = 6cm, breadth = 3cm Length...

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  12. Find the area of a square whose side is: 5cm         (ii)  4.1cm   ...

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  13. The area of a rectangle is 49 c m^2 and its breadth is 2.8cm. Find the...

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  14. The side of a square is 70cm. Find its area and perimeter.

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  15. The area of a rectangle is 225 c m^2 and its one side is 25cm, find ...

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  16. What will happen to the area of a rectangle if its Length and bread...

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  17. What will happen to the area of a square if its side is: Tripled   ...

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  18. Find the perimeter of a rectangle whose area is 500 c m^2 and bread...

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  19. A rectangle has the area equal to that of a square of side 80cm. If...

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  20. Area of a rectangle of breadth 17cm is 340 c m^2dot Find the perimeter...

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