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=10x+5\textrm{ },\textrm{ }y=10x+3\end{equation}

2.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}x+9y=2\textrm{ },\textrm{ }x+9y=9\end{equation}

3.

Identify whether following lines are parallel or perpendicular or neither.

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

4.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}y=4x+5\textrm{ },\textrm{ }y=\frac{-1}{4} \times x+5\end{equation}

5.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}9x-y=7\textrm{ },\textrm{ }x+9y=8\end{equation}

6.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}7x+10y=4\textrm{ },\textrm{ }10x-7y=5\end{equation}

7.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}6x+9y=2\textrm{ },\textrm{ }7x+3y=6\end{equation}

8.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}\textrm{line passing through the points }( 3, 0 )\textrm{ and }( -2, -2 )\end{equation}\begin{equation}\textrm{line passing through the points }( 9, 0 )\textrm{ and }( -6, -6 )\end{equation}

9.

Identify whether following lines are parallel or perpendicular or neither.

\begin{equation}\textrm{line passing through the points }( 10, 3 )\textrm{ and }( 6, 7 )\end{equation}\begin{equation}\textrm{line passing through the points }( 3, 6 )\textrm{ and }( 7, 10 )\end{equation}

10.

Identify whether following lines are parallel or perpendicular or neither.

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