One of the angles forming a linear pair is a right angle. What can you say about its other angle?

One of the angles forming a linear pair is an obtuse angle. What kind of angle is the other?

One of the angles forming a linear pair is an acute angle. What kind of angle is the other?

If one of the angles by two intersecting lines is a right angles, what can you say about the other three angles ? Give reason for your answer.

Can two acute angles from a linear pair?

Each of the four angles of a rectangle is a right angle.

Show that each angle of a rectangle is a right angle.

If one angle of a linear pair is acute, then the other angle is

A ray of light incident at an angle of incidence 'I' passes through an equilateral glass prism such that the refracted ray inside the prism is parallel to its base and emerges from the prism at an angle of emergence 'e'. What can you say about the value of the angle of deviation in such a situation ?

If one of the four angles formed by two intersecting lines is a right angle, then show that each of the four angles is a right angle.

One angle of a triangle is greater than the sum of the other two. What can you say about the measures of this angle? What type of a triangle is this?