waecmaths question:
In a $\Delta PQR,\text{ }\angle PQR=\angle PRQ={{45}^{\circ }}$ which of the following statement is correct?
I. $\triangle PQR$is an equilateral triangle
II. $\triangle PQR$ is an isosceles triangle
III. $\triangle PQR$ is a right angled triangle
Option A:
II only
Option B:
I and II only
Option C:
II and III only
Option D:
I and III only
waecmaths solution:
Option C
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