Find the third angle of a triangle if its two angles are: 90^@ , 45^@ | 7 | Triangle and its properties...

The exterior angle of a triangle is 110^(@) and one of its interior angle is 30^(@) find other angles

Show that if sum of the two angles of a triangle is equal to the third angle then the triangle is right angled triangle.

Two angles of a triangle are equal and the third angle is greater than each of those angles by 30^(@) determine all the angles of the triangle.

Two angles of a triangle are equal and the third angle is greater than each of those angles by 30^(@). Determine all the angle of the triangle.

Two acute angles of a right triangle are equal. Find the two angles.

Two angles of a triangle are 44^@ and 87^@ .Find the third angle

If the sides of a triangle are in A.P. and the greatest angle of the triangle exceeds the least by 90^(@) , then sine of the third angle is

Two angles of a triangle are equal and the third angle is greater than each of those angles by 30^(@). Determine all the angles of the triangle.