Free PDF Download of CBSE Maths Multiple Choice Questions for Class8 with Answers Chapter 3 Understanding Quadrilaterals. Maths MCQs for Class 8 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 8 Maths Understanding Quadrilaterals MCQs Pdf with Answers to know their preparation level.

## Understanding Quadrilaterals Class 8 Maths MCQs Pdf

**1. Which one of the following is a regular quadrilateral?**

a) Square

b) Trapezium

c) Kite

d) Rectangle

**Answer/Explanation**

Answer: (a)

Explanation: A square has all its sides equal and angles equal to 90 degrees.

**2. The perimeter of a parallelogram whose parallel sides have lengths equal to 12 cm and 7cm is:**

a) 21cm

b) 42 cm

c) 19 cm

d) 38 cm

**Answer/Explanation**

Answer: (d)

Explanation: Perimeter of parallelogram = 2(Sum of Parallel sides)

P = 2 (12 + 7)

P = 2 (19)

P = 38 cm

**3. If ∠A and ∠C are two opposite angles of a parallelogram, then:**

a) ∠A > ∠C

b) ∠A = ∠C

c) ∠A < ∠C

d) None of the above

**Answer/Explanation**

Answer: (b)

Explanation: Opposite angles of a parallelogram are always equal.

**4. If ∠A and ∠B are two adjacent angles of a parallelogram. If ∠A = 70**°**, then ∠B = ?**

a) 70°

b) 90°

c) 110°

d) 180°

**Answer/Explanation**

Answer: (c)

Explanation: The adjacent angles of parallelogram are supplementary.

∠A + ∠B = 180°

70° + ∠B = 180°

∠B = 180 – 70° = 110°

**5. ABCD is a rectangle and AC & BD are its diagonals. If AC = 10cm, then BD is:**

a) 10 cm

b) 5 cm

c) 15 cm

d) 20 cm

**Answer/Explanation**

Answer: (a)

Explanation: The diagonals of a rectangle are always equal.

**6. Each of the angles of a square is:**

a) Acute angle

b) Right angle

c) Obtuse angle

d) 180 degrees

**Answer/Explanation**

Answer: (b)

Explanation: All the angles of square is at right angle.

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

a) Square

b) Rectangle

c) Triangle

d) Parallelogram

**Answer/Explanation**

Answer: (c)

Explanation: A quadrilateral is a four-sided polygon but triangle is a three-sided polygon.

**8. Which of the following quadrilaterals have two pairs of adjacent sides equal and its diagonals intersect at 90 degrees?**

a) Square

b) Kite

c) Rhombus

d) Rectangle

**Answer**

Answer: (b)

**9. If AB and CD are two parallel sides of a parallelogram, then:**

a) AB>CD

b) AB<CD

c) AB=CD

d) None of the above

**Answer**

Answer: (c)

**10. The quadrilateral whose diagonals are perpendicular to each other is:**

a) Parallelogram

b) Rectangle

c) Kite

d) Rhombus

**Answer**

Answer: (d)

We hope the given Maths MCQs for Class 8 with Answers Chapter 3 Understanding Quadrilaterals will help you. If you have any query regarding CBSE Class 8 Maths Understanding Quadrilaterals MCQs Pdf, drop a comment below and we will get back to you at the earliest.