The diagonal and one side of a rectangle are 10 m and 8 m. What is the perimeter of the rectangle?
The diagonal and one side of a rectangle are 26 m and 24 m. What is the perimeter of the rectangle?
Two concentric circles of radii 14 and 7 cm are drawn on a paper. What is the area of the portion that is inside the outer circle but outside the inner circle?
The length of a square is increased by 4%, what is the % increase in area?
The difference between the length and breadth of a rectangle is 2 m. What is the area if the perimeter is 8 meters?
3 sq. meters.
5 sq. meters.
9 sq. meters.
7 sq. meters.
If L and B are the length and breadth of the rectangle, then L - B = 2 and 2(L + B) = 8. Solving, we get L = 3 and B = 1, so the area is 3 × 1 = 3 sq. m. TIP: Sometimes long multiplications can be avoided by looking at the units place of the given options.
This Blog Post/Article "Areas Quiz Set 020" by Parveen (Hoven) is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Updated on 2017-06-22.