download Mastguru Android App

Question Detail

The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:

  • 32%
  • 34%
  • 42%
  • 44%
Similar Questions :

1. If the circumference of a circle increases from 4pi to 8 pi, what change occurs in the area ?

  • Area is quadrupled
  • Area is tripled
  • Area is doubles
  • Area become half

2. A triangle and a parallelogram are constructed on the same base such that their areas are equal. If the altitude of the parallelogram is 100 m , then the altitude of the triangle is.

  • 200 m
  • 150 m
  • 148 m
  • 140 m

3. The area of incircle of an equilateral triangle of side 42 cm is :

  • \begin{aligned} 462 cm^2 \end{aligned}
  • \begin{aligned} 452 cm^2 \end{aligned}
  • \begin{aligned} 442 cm^2 \end{aligned}
  • \begin{aligned} 432 cm^2 \end{aligned}

4. The length of a rectangle is three times of its width. If the length of the diagonal is \begin{aligned}8\sqrt{10}\end{aligned}, then find the perimeter of the rectangle.

  • 60 cm
  • 62 cm
  • 64 cm
  • 66 cm

5. The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:

  • 32%
  • 34%
  • 42%
  • 44%
Read more from - Area Questions Answers
Mastguru.com comments