Distance Formula Quiz

What is the distance between the points 3 and 20 on a number line?

• 23

• 17

• 8

• 3

How many units are there between -5 and 20 on a number line?

• 15

• 25

• 8

• 5

What is the formula for calculating distance on a coordinate grid?

• d = x2 - x1 + y2 - y1

• d = (x2 - x1)^2 + (y2 - y1)^2

• d = √((x2 - x1)^2 + (y2 - y1)^2)

• d = x1 + x2 + y1 + y2

What are the coordinates of the first point in the example given?

• (2, 7)

• (9, -9)

• (-2, -7)

• (-9, 9)

What is the value under the square root when calculating the distance between (-2, -7) and (-9, 9)?

• 9

• 17.5

• 13

• 305

What is the rounded value of the square root of 305?

• 15.5

• 18.5

• 17.5

• 16.5

What is the exact form of the distance between two points if the square root is not a perfect square?

• The number squared

• The rounded value

• The number itself

• The square root of the number

In the final example, what is the distance between the points (3, 4) and (1, 7)?

• 3.6

• √13

• 13

• √17

What is the rounded value of the square root of 13?

• 3.8

• 3.6

• 3.5

• 3.7

What should you ensure when labeling points for the distance formula?

• x1 and y1 must be the same

• x1 and y1 must correspond to the same point

• x2 and y1 must correspond to the same point

• x2 and y2 must be the same