find the value of x `where triangle ,angle =a=30degree and angle=b=80degree`

The difference between two acute angles of a right angle triangle (3pi)/10 rad. Find the angles in degree.

The angles in a triangle are in A.P. and the ratio of the smallest angle in degrees to the greatest angle in radians is 60:phi Find the angle of the triangle in degrees and radians.

A ray of light is incident normally on one of the faces of a prism of apex angle 30 degree and refractive index sqrt2 . The angle of deviation of the ray in degrees is

One of the angles of a triangle has measure 80^0 and the other two angles are equal. Find these two angles.

One of the angles of a triangle has measure 80^0 and the other two angles are equal. Find these two angles.

If the angles of a triangle are in the ratio 3:4:5, find the smallest angle in degrees and the greatest angle in radians.

Fill in the following blanks : In every triangle, an exterior angle + adjacent interior angle = . . . degrees.

The angles of a triangle are in A.P. The ratio of the smallest angle in an grades and largest angle in radian is 40:pi . Find all angles of the triangle in degrees.

If the angles of a triangle are x, y and 40^(@) and the difference between the two angles x and y is 30^(@) . Then, find the value of x and y.

{:("Column A"," ","Column B"),("Measure of the largest angle(in degree) of a triangle with sides of length 5,6 and 7",,60):}