Calculate Distances and Understand Coordinate Concepts

Front

What is the x-axis?

Back

The horizontal number line in a coordinate plane.

Front

What is the distance between 2 and 4 on a number line?

Back

2 units.

Front

What is the origin in a coordinate plane?

Back

The point where the x-axis and y-axis intersect.

Front

What is the distance between points (-7, 8) and (2, 8)?

Back

9 units.

Front

What is the distance between (11, 16) and (11, -34)?

Back

50 units.

Front

What does the y-axis represent?

Back

The vertical number line in a coordinate plane.

Front

How do you calculate distance on a number line?

Back

Subtract the smaller number from the larger number.

Front

What are coordinates?

Back

A pair of numbers that define a point's position on a coordinate plane.

Front

What is the formula for distance between two points (x1, y1) and (x2, y2)?

Back

Distance = |x2 - x1| + |y2 - y1|.

Front

What does absolute value mean?

Back

The distance of a number from zero on the number line, always positive.