Tamil Nadu Board Solutions for Chapter: Geometry, Exercise 8: Exercise

Find the type of lines marked in thick lines.

Find the supplementary angle of ${165}^{\circ }$. Give the answer without the degree $\left(°\right)$ symbol.

Find the supplementary angle of ${90}^{\circ }$. (Write the answer without degree symbol)

If the supplementary angle of $0^{\circ }$ is $k°$, then find the value of $k$.

If the supplementary angle of $180° \mathrm{is} k°$, find the value of $k$.

If the supplementary angle of $95°$ is $k°$, find the value of $k$.

If $k°$ angle is equal to twice of its complement, then find the value of $k$.

If $k°$ angle is equal to two-thirds of its supplement, then find the value of $k$.