Page 62 - Concepts of Reasoning-8

Worksheet-12.5

Construction of a Quadrilateral

1. Complete the following table by writing the different possible combinations of 5 parameters
required for the construction of a unique quadrilateral ABCD and put ( ) for the required
measurements.
Combinations Sides Diagonals Angles

CD
AB BC CD DA AC BD A B C D

2. Write the steps of construction for the given figures :

Figure Steps of construction

A 5.2 cm D

4 cm 7.1 cm 5.5 cm

B C
6.2 cm

B 6 cm C

A

3 cm 7 cm
B C
6 cm

D
A 5.2 cm

5.5 cm
4 cm
7.1 cm
B C
6.2 cm

62 Reasoning - 8