What is the maximum number of points at which three coplanar non-concurrent lines can intersect?

$ABCD$ is a parallelogram where $AB=8 \mathrm{cm}, AD=4 \mathrm{cm}$ and $\angle B=120°$. What is the value of $\angle A$?

In the question below, there are four options out of which one is correct. Write the correct one.

In Fig, which of the following is true?

Write I for intersecting lines and P for parallel lines for the given figure.

$\mathrm{A}\mathrm{B}\left|\right|\mathrm{}\mathrm{C}\mathrm{D}\mathrm{}\left|\right|\mathrm{}\mathrm{E}\mathrm{F}$. Find $x,y$ and $z$.

In the given figure, find the value of $x$.

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Write I for intersecting lines and P for parallel lines for the given figure.
 

In the given figure, if $\mathrm{A}\mathrm{B}\left|\right|\mathrm{C}\mathrm{D}$, Find $\mathrm{x}$.

For the given figure, name a point of concurrence and lines segments concurrent at that point.

Write the quadrants in which the following points lie:

$\left(-4,7\right)$