Practical geometry for Class 8 Important Questions

Q 1 – To construct a square, we need to know:
a) All the interior angles
b) All the side lengths
c) Only one interior angle
d) Only one side length

Q 2 – To construct a parallelogram we need to know:
a) Length of its parallel sides
b) Measure of interior angles
c) Two adjacent sides and one angle
d) Two adjacent sides and two angles

Q 3 – To construct a rectangle, we need to know:
a) All the interior angles
b) All the Sides
c) Only Length and breadth
d) Only one angle measure

Q 4 – If two diagonals are given, then we can construct a:
a) Rhombus
b) Rectangle
c) Kite
d) Parallelogram

Q 5 – What is the appropriate condition to construct a quadrilateral?
a) When four sides and one diagonal are given
b) When three sides and one diagonal are given
c) When two sides and one diagonal are given
d) None of the above

Q 6 – If two diagonals and three sides are given, then:
a) A quadrilateral cannot be constructed
b) A quadrilateral can be constructed
c) Insufficient information
d) Any polygon can be constructed

Q 7 – To construct a quadrilateral, we need to know two adjacent side and _____ angles.
a) One
b) Two
c) Three
d) All four angles

Q 8 – To construct a quadrilateral, we need to know two diagonals and _____ sides.
a) One
b) Two
c) Three
d) All four sides

Q 9 – To construct a quadrilateral, we need to know three sides and _____ included angles.
a) One
b) Two
c) Three
d) All four angles

Q 10 – How many measurements are required to construct a quadrilateral, uniquely?
a) Four
b) Five
c) Six
d) Three

Q 11 – Construct a quadrilateral PQRS, given that QR = 4.5 cm, PS = 5.5 cm, RS = 5 cm and the diagonal PR = 5.5 cm and diagonal SQ = 7 cm.

Q 12 – Construct a quadrilateral ABCD in which AB = 4 cm, BC = 3.5 cm, CD = 5 cm, AD = 5.5 cm and B = 75°. 

Q 13 – Construct a square whose side is 5 cm.

 

Q 14 – Construct a rhombus ABCD in which AB = 5.8 cm and AC = 7.5 cm.


Q 15 – Construct a rhombus whose diagonals are 6 cm and 8 cm.


Q 16 – Construct a rectangle whose diagonal is 5 cm and the angle between the diagonal is 50°.


Q 17 – Construct a quadrilateral ABCD in which BC = 4 cm, B = 60°, C = 135°, AB = 5 cm and A = 90°


Q 18 – Construct a rhombus PAIR, given that PA = 6 cm and angle A = 110°.