Construction of Parallel Lines Using Scale and Set Squares

Identify the parallel line segment in the figure given below:

Identify the parallel line segment in the figure given below:

Identify the parallel line segment in the figure given below:

Identify the parallel line segment in the figure given below:

Identify the parallel line segment in the figure given below:

Give real life examples of parallel lines.

Prove that two or more lines which are parallel to the same line will be parallel to each other.

Name any two pairs of angles that are formed when any two parallel lines are cut by a transversal.

When two lines are parallel to each other, then they:

In figure below, $AB\parallel CD$. Find the value of $x$. 

In figure below, $AB\parallel CD$. Determine $x$.

In figure below, $AB\parallel CD$. Determine $\angle a$.

In figure below, if $AB\parallel CD, \mathrm{\angle }APQ={50}^{\circ }$ and $\mathrm{\angle }PRD={127}^{\circ }$, find the sum of $x$ and $y$.

In figure below, if $AB\parallel CD, EF\perp CD$ and $\angle GED=126°$, find the sum of $\angle AGE, \angle GEF$ and $\angle FGE$.

In figure below, $l,m$and $n$ are parallel lines intersected by a transversal $p$ at $X,Y$ and $Z$ respectively. Find the sum of $\angle 1, \angle 2$ and $\angle 3$. Give reasons.

In figure below, if $AB\parallel CD, CD\parallel EF$ and $y:z=3:7$, find $x$. [Write the answer in $\left(°\right)$ degrees.]

In figure below, $m\parallel n$ and $\angle 1=65°$. Find the difference of  $\angle 5$ and $\angle 8$.

How many of the following figures have parallel lines? 

In the given figure, $AB\parallel CD$ and $P$ is any point shown in the figure. Prove that:

$\angle ABP +\angle BPD +\angle CDP=360°$

In the given figure, lines $AB$ and $CD$ are parallel and $P$ is any point as shown in the figure. Show that $\angle ABP+\angle CDP=\angle DPB$.