Fill in the blank with one of the words or phrases listed below. $\begin{array}{lllll}
\text { relation } & \text { line } & \text { function } & \text { standard } & \text { parallel } \
\text { slope-intercept } & \mathrm{x} & \mathrm{y} & \text { range } & \text { domain } \
\text { point-slope } & \text { perpendicular } & \text { linear inequalityslope } & \text { linear function }
\end{array}$

-Two lines are if the product of their slopes is -1.
A) relation
B) parallel
C) function
D) perpendicular

Question

Fill in the blank with one of the words or phrases listed below. $\begin{array}{lllll}
\text { relation } & \text { line } & \text { function } & \text { standard } & \text { parallel } \
\text { slope-intercept } & \mathrm{x} & \mathrm{y} & \text { range } & \text { domain } \
\text { point-slope } & \text { perpendicular } & \text { linear inequalityslope } & \text { linear function }
\end{array}$

-Two lines are if the product of their slopes is -1.
A) relation
B) parallel
C) function
D) perpendicular

Quizplus · Accepted Answer

Two lines are perpendicular if the product of their slopes is -1. This is a fundamental property of perpendicular lines in coordinate geometry.

Fill in the Blank with One of the Words or Phrases