If the sum of two angles A and B is `120^@` and their difference is `40^@`,find the measure of these angles in radians.

The sum of two anlges is 5pi^@ and their difference is 60^@ .Find their measures in degree.

The sum of two numbers is 40 and the difference between them is 14. Find the numbers.

The difference between the measures of two angles of a complementary pair is 40^@ . Find the measures of the two angles.

Solve the following:The angles of a triangle are in A.P and the greatest angle is 84^@ .Find all the three angles in radians.

The difference between two acute angles of a right angle triangle is (frac(pi)(6))^c find the measure of the angles in degrees.

Using the measures of the angles given in the figure, find the measures of the remaining three angles.

What is the sum of the measures of the interior angles of a decagon?

The measures of angles of a triangle are in the ratio 3 : 5 : 7. Find the measure of the smallest angle.

Solve the following:The measures of the angles of a quadrilateral are in the ratio 2:3:6:7.Find their measures in degrees and in radians.