MM
Mashaal Masha
Feb 29, 2024
In right triangle RST, the sum of the measures of angle $R$ and angle $S$ is 90 degrees. The value of $\sin(R)$ is $\frac{\sqrt{15}}{4}$. What is the value of $\cos(S)$?
Difficulty: Medium
A:

$\frac{\sqrt{15}}{15}$

B:

$\frac{\sqrt{15}}{4}$

C:

\(\frac{4\sqrt{15}}{15}\)

D:

$\sqrt{15}$

ID: 65e043e772be60754a687f62