MCQs on tangents to a circle, central angles, and angle properties.
Write True or False and give reasons for your answer in each of the following:
Constructions: Use ruler–compass methods. When a scale factor is given, construct a triangle similar to the given one using the ‘ray with equal parts and parallels’ technique.
Geometrical construction problems. For each, the final numerical result (if any) is stated in the answer, and the explanation gives complete, step-by-step construction and justification.