Coordinate geometry

___ is the first number in an ordered pair and tells you how far left or right to move on the coordinate plane

• solution of a system

• substitution

• system of equations

• x-coordinate

• y-coordinate

What is the origin?

• The point furthest away from the center of the coordinate plane

• The four regions of a coordinate plane

• the x-axis

• The center point where the x-axis and y-axis intersect

The coordinate plane is divided by a horizontal number line called (a)  

• x axis
• y axis
• origin
• quadrant

How do you feel about using the unit circle to evaluate sine, cosine, and tangent?

• I've got the hang of this and it's kind of fun!

• I've got the hang of it but I do not like it!

• I think I've got the hang of it, but i don't feel very confident about it.

• This makes little to no sense to me.

The x-coordinate on the unit circle is equivalent to which value

• $\cos\theta$

• $\sin\theta$

Coordinates (0, 0) represent the...

• x-axis

• origin

• y-axis

• first quadrant

What does the x-intercept represent in a graph of a linear equation?

• The x-intercept represents the point where the graph crosses the y-axis.

• The x-intercept represents the slope of the linear equation.

• The x-intercept represents the point where the graph crosses the x-axis.

• The x-intercept represents the point where the graph crosses the z-axis.

the horizontal line on a graph

• ordered pairs

• coordinates

• x-axis

• y-axis

The origin is where the x-axis and y-axis intersect

• True
• False

Which number represents the Y-axis value in the ordered pair (4, -8)?

• 4

• -8