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  • Question 1
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    Fill in the blanks with the help of the table given and mark the correct option.

    (i) The area of a rectangle becomes ___ times its original area if its length and width are doubled.
    (ii) The curved surface area of a cylinder becomes _________ if the height is doubled.
    (iii) All the faces of a cube are ______ in area.
    (iv) If the height (h) of a cylinder is equal to the radius (r) of its base, then the total surface area of the cylinder, in terms of r, is _______.
     

      (i) (ii) (iii) (iv)
    A 2 triple unequal 4πrh
    B 4 double equal 4πr2
    C 8 double unequal 2πr2
    D 4 single equal 2πrh + 2πr2

  • Question 2
    1 / -0

    Two cubes of edge 8 cm each are joined. What is the volume of the resultant solid?

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