Question

The construction of a $\Delta PQR$, given that QR = 7 cm, $\angle PQR={45}^{\circ }$ is not possible when difference of PQ and PR is equal to

• A. 7.1 cm
• B. 6.2 cm
• C. 5.9 cm
• D. 5.5 cm

Answer 1

The correct option is A

7.1 cm

The difference between two sides of the triangle must be less than the third side.
In option A, the difference given is 7.1 cm, which is less than the third side.