MATHEMATICS · Multi-part · CBSE · Mathematics · Lines and Angles · Lines and Angles
Problem
An angle is three times its supplement.
Answer the following:
(i) Let the measure of the angle be x∘. Write the linear equation that relates the angle and its supplement.
(ii) Solve the equation to obtain the value of x.
(iii) Determine the measure of the supplement of the angle.
(iv) State which of the two angles is obtuse and give a brief reason.