A ramp in a school auditorium makes an angle of with the floor

MATHEMATICS · Single correct · CBSE · Mathematics · Lines and Angles · Lines and Angles

Problem

A ramp in a school auditorium makes an angle of

28^{\circ}

with the floor. What should be the measure of the angle between the ramp and a vertical support so that the ramp and support are perpendicular? (a)

90^{\circ}

(b)

62^{\circ}

(c)

28^{\circ}

(d)

118^{\circ}