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### Question 1

The diagonal and one side of a rectangle are 10 m and 8 m. What is the perimeter of the rectangle?

### Question 2

The diagonal and one side of a rectangle are 26 m and 24 m. What is the perimeter of the rectangle?

### Question 3

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?

### Question 4

The length of a square is increased by 4%, what is the % increase in area?

### Question 5

The difference between the length and breadth of a rectangle is 2 m. What is the area if the perimeter is 8 meters?

**A**

3 sq. meters.

**B**

5 sq. meters.

**C**

9 sq. meters.

**D**

7 sq. meters.

**Soln.**

**Ans: a**

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 2019-08-18.