Algebra 1 Vocabulary - Staar Prep Test

Front

Origin

Back

(0,0) - The point where the X-axis and Y-axis intersect.

Front

2 Lines with same slope and they never touch.

Back

Parallel Lines - Lines that run in the same direction and have the same steepness.

Front

Another word for X-Intercept

Back

Root - The point where a graph crosses the X-axis.

Front

Initial Value

Back

Y-Intercept - The value of Y when X is 0 in a linear equation.

Front

Point where the graph crosses the X-Axis

Back

X-Intercept - The value of X when Y is 0.

Front

Slope of a line

Back

The measure of the steepness of a line, calculated as rise over run.

Front

Y-Intercept

Back

The point where a line crosses the Y-axis, represented as (0, b) in the equation y = mx + b.

Front

Perpendicular Lines

Back

Lines that intersect at a right angle (90 degrees).

Front

Linear Equation

Back

An equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

Function

Back

A relation where each input has exactly one output.