Question

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

• A. $\frac{3}{5},\frac{4}{5}$
• B. $\frac{1}{\sqrt{3}},\sqrt{\frac{2}{3}}$
• C. $\frac{1}{2},\frac{\sqrt{3}}{2}$
• D. None of these

Answer 1

The correct option is A $\frac{3}{5},\frac{4}{5}$