Lesson 22 Flashcards
1
Q
What is the midpoint formula?
A
( X1+X2/2 , Y1+Y2/2 )
2
Q
How do you find the length of a line based on its points?
A
You subtract Xa from Xb, square it, do the same for Y, add the two sums together and find the square root of that.
3
Q
How do you find the length of a line based on a graph?
A
Use the Pythagorean theorem.
