Question

1. Which of the following quadrilaterals has two pairs of adjacent sides equal and its diagonals intersect at 90 degrees?



A. Square

B. Kite

C. Rhombus

D. Rectangle

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


A. Parallelogram

B. Rectangle

C. Trapezium

D. Rhombus

3. Each of the angles of a square is:



A. Acute angle

B. Right angle

C. Obtuse angle

D. 180 degrees

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



A. 10 cm

B. 5 cm

C. 15 cm

D. 20 cm

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



A. 70°

B. 90°

C. 110°

D. 180°

6. . 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

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



A. 21 cm

B. 42 cm

C. 19 cm

D. 38 cm

8. 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

9. Which one of the following is a regular quadrilateral?



A. Square

B. Trapezium

C. Kite

D. Rectangle

10. Which of the following is not a quadrilateral?



A. Square

B. Rectangle

C. Triangle

D. Parallelogram​

Answer 1

Answer:

1. rhombus

2. rhombus

3. right angle

4. 10 cm

5. 110

6. a=c

7. 38 cm

8. ab=cd

9. square

10. triangle

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