FOA Semester Exam

Front

Which quadrant contains the point named by (2, 5)?

Back

Quadrant I

Front

The line pictured has a(n) ______ slope.

Back

Positive

Front

The horizontal axis on a coordinate plane. Runs left and right.

Back

x-axis

Front

What is the slope of y = 2x - 1?

Back

2

Front

What is slope?

Back

Rise over Run

Front

What is the definition of a coordinate plane?

Back

A two-dimensional surface formed by the intersection of a horizontal line (x-axis) and a vertical line (y-axis).

Front

What are the four quadrants of a coordinate plane?

Back

Quadrant I (positive x, positive y), Quadrant II (negative x, positive y), Quadrant III (negative x, negative y), Quadrant IV (positive x, negative y).

Front

How do you calculate the slope between two points (x1, y1) and (x2, y2)?

Back

Slope = (y2 - y1) / (x2 - x1).

Front

What does a positive slope indicate about a line?

Back

The line rises from left to right.

Front

What does a negative slope indicate about a line?

Back

The line falls from left to right.