Algebra-1 Problems

7.8 Parallel and Perpendicular Lines
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1.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}y=3x+10\textrm{ },\textrm{ }y=3x+9\end{equation}

2.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}x+5y=2\textrm{ },\textrm{ }x+5y=8\end{equation}

3.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}x+4y=2\textrm{ },\textrm{ }x+4y=6\end{equation}

4.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}y=3x+9\textrm{ },\textrm{ }y=\frac{-1}{3} \times x+9\end{equation}

5.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}8x-y=9\textrm{ },\textrm{ }x+8y=3\end{equation}

6.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}5x+3y=2\textrm{ },\textrm{ }3x-5y=2\end{equation}

7.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}10x+8y=10\textrm{ },\textrm{ }5x+8y=7\end{equation}

8.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}\textrm{line passing through the points }( 3, 3 )\textrm{ and }( -2, -1 )\end{equation}\begin{equation}\textrm{line passing through the points }( 9, 9 )\textrm{ and }( -6, -3 )\end{equation}

9.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}\textrm{line passing through the points }( 10, 9 )\textrm{ and }( 7, 8 )\end{equation}\begin{equation}\textrm{line passing through the points }( 9, 7 )\textrm{ and }( 8, 10 )\end{equation}

10.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}\textrm{line passing through the points }( 3, 8 )\textrm{ and }( 10, 2 )\end{equation}\begin{equation}\textrm{line passing through the points }( 7, 2 )\textrm{ and }( 9, 8 )\end{equation}