# Understanding Quadrilaterals – Class 8/ MCQ

**CBSE CLASS 8 MATHEMATICS**

**Understanding Quadrilaterals – Chapter 3/ MCQ**

**Multiple Choice Questions.**

**Choose the correct answer from the options given below:**

**1. State the name of a regular polygon of 3 sides?**

A. Scalene triangle

B. Isosceles triangle

C. Equilateral triangle

**2. The angle sum of a convex polygon with number of sides n is ———-**

A. (n -2) 180

B. (n -2) 90

C. (n – 2)270

**3. The number of diagonals in a regular hexagon is —————**

A. 7

B. 8

C. 9

**4. What is the minimum interior angle possible for a regular polygon?**

A. 60

B. 90

C. 120

**5. The measures of two adjacent angles of a parallelogram are in the ratio 3:2. Find the measure of each of the angles of the parallelogram?**

A. 110, 70

B. 108, 72

C. 106, 74

**6. Each angle of a rectangle is a ———– angle.**

A. Right angle

B. Acute angle

C. Obtuse angle

**7. Which of the following is not a polygon?**

A. Triangle

B. Pentagon

C. Circle

**8. A regular polygon with four sides is ————–**

A. Rectangle

B. Parallelogram

C. Square

**9. P and R are two opposite angles of a parallelogram. If < P = 70 degree, then <R = ———-**–

A. 110

B. 90

C. 70

**10. A parallelogram with sides of equal length is ————**

A. Rhombus

B. Kite

C. Trapezium

**ANSWERS**:

**1. Equilateral triangle**

**2. (n -2) 180 **

**3. 9**

**4. 60**

**5. 108, 72**

**6. Right angle**

**7. Circle**

**8. Square**

**9. 70**

**10. Rhombus**