The Distance Between Points
Derive the distance formula for any two points on the coordinate plane by applying the Pythagorean Theorem.
Task 1
Putting It All Together
Answer these open ended questions on your own or with others to form deeper math connections.
Task 2
Can we use the method above to find the distance between two points that are vertical to one another? Is this the easiest method?
Task 3
Can be used for the horizontal distance? Why or why not?
Task 4
In the last step of the calculations, is a positive square root. Why is the negative square root not included as a value for ?