Of the four angles made by two lines crossing each other, one angle is half of another angle. Calculate all four angles.

Of the four angles formed by two lines crossing each other, the sum of two angle is 100^(circ) . Calculate all four angles.

One angle of a triangle is equal to the sum of the other two angles of that triangle. The two smaller angles are in the ratio 2:3. What are the angles of triangle?

If the two angles in the linear pair are equal. What is each angle?