Distance and Reflections

Front

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

Back

Distance = √((x2 - x1)² + (y2 - y1)²)

Front

What is the distance between the points (4,3) and (12,3)?

Back

8 units

Front

What is the length of the shortest side of a rectangle with sides measuring 3 units, 4 units, 9 units, and 2 units?

Back

3 units

Front

What is the distance between the points (5, 6) and (5, 8)?

Back

2 units

Front

How do you find the distance between two numbers on a number line?

Back

Distance = |number1 - number2|

Front

What is the distance between -7 and 9 on a number line?

Back

16 units

Front

If you reflect a point (x, y) over the y-axis, what is the new point?

Back

( -x, y )

Front

What is the reflection of the point B (-2, 5) over the y-axis?

Back

B' ( 2, 5)

Front

What does it mean to reflect a point over the x-axis?

Back

The new point will have coordinates (x, -y).

Front

What is the distance between the points (0, 0) and (3, 4)?

Back

5 units