A line makes angle theta with x and z axis. If it makes angle beta with y axis, where sin^2 beta=3sin^2theta

### Question Asked by a Student from EXXAMM.com Team

Q 1337523482.     A line makes angle theta with x and z axis. If it makes angle beta with y axis, where sin^2 beta=3sin^2theta, then cos^2 theta=?
A

frac{2}{3}

B

frac{1}{5}

C

frac{3}{5}

D

frac{2}{5}

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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