aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • Maths Quiz (NTSE)
  • If the side of square is increased by 20% by what percent...
Multiple choice

If the side of square is increased by 20% by what percent area will increase

  1. 35%

  2. 40%

  3. 42%

  4. 44%

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

If the side increases by 20%, the new side is 1.2 * s. The new area is (1.2 * s)^2 = 1.44 * s^2. This represents a 44% increase.

Keep practicing — related questions

  • What is the percentage increase in the area of the rectangle, if each of its side is increased by 20%?
  • If the ratio of the areas of two squares is 9 : 25 and the sum of their areas is 306 sq. metres, then find ...
  • If a plane region R is divided into n squares, with each side measuring 1 cm, then the area of the region R is
  • The area of a square is 256 cm2. Find its side.
  • If the side of a square is tripled, what will happen to its area?
  • If the length of a rectangle is decreased by 20% and the breadth is increased by 30%, find the change in th...
  • In a trapezoid, the lengths of the two parallel sides are 12 units and 20 units. If one of the oblique side...
  • A rectangular field measures 480 m x 144 m and is to be paved with square tiles. The owner wants the field ...
Play the full quiz 🎤 Practise this topic out loud

Practice this topic

  • Fractions and Percentages (344 questions)
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy