Unit 3 Vocab (8th Onlevel)

What is an ordered pair?

• A set of x and y coordinates of a point on a graph

• A set of y and z coordinates of a point on a graph

• A set of x and z coordinates of a point on a graph

• A set of three coordinates of a point on a graph

What is a function in terms of relations?

• A relation where each x-value can produce multiple y-values

• A relation where each x-value only produces one y-value

• A relation where each y-value only produces one x-value

• A relation where each y-value can produce multiple x-values

What is the domain in a relation?

• The set of y-coordinates in a relation

• The set of z-coordinates in a relation

• The set of x-coordinates in a relation

• The set of all coordinates in a relation

What is the range in a relation?

• The set of x-coordinates in a relation

• The set of z-coordinates in a relation

• The set of y-coordinates in a relation

• The set of all coordinates in a relation

What does a positive slope indicate?

• The direction of a line is decreasing

• The direction of a line is constant

• The direction of a line is increasing

• The direction of a line is vertical

What is the slope of a vertical line?

• Positive slope

• Negative slope

• Zero slope

• No slope or Undefined slope

What must similar figures have in common?

• Different shapes

• Congruent angles

• Different side lengths

• Different scale factors

What does the slope of a line represent?

• The x-intercept

• The y-intercept

• The steepness of a straight line

• The length of the line

In the slope-intercept form y = mx + b, what does 'b' represent?

• The slope

• The x-coordinate

• The y-intercept

• The x-intercept

What is the x-intercept of a graph?

• The y-coordinate where the graph crosses the y-axis

• The x-coordinate where the graph crosses the x-axis

• The slope of the line

• The y-intercept of the line