What is the sine of `/_A` in the triangle below?

The sines of two angles of a triangle are equal to 5/13 and 99/101 . What is the cosine of the third angle ?

What is the value of tan A in right triangle /_\ABC below?

The angles of a triangle are in the ratio 1:2:3 . What is the sine of the smallest angle?

What is the range of sine inverse function?

If the sides of a right angled triangle are in A.P then the sines of the acute angles are

If the sides of a right angled triangle are in A.P then the sines of the acute angles are

If the sides of a right angled triangle are in A.P then the sines of the acute angles are

If the sides of a right angled triangle are in A.P then the sines of the acute angles are