Formulas
What is the Midpoint formula
x1+x2/2 y1+y2/2
(-5,4) (7,-5)
(1,1/2)
√(5-3)2+(-4-(-2)2
√8
(2,1)(3,5)
4 or 4/1
a= 42 b=92 c=?
c=√97 or 97
What is the Distance formula
√(x2-x1)2+(y2-y1)2
(3,-2) (5,-4)
(4,-3)
√(-8-4)2+(4-1)2
√153
(1,6)(3,2)
-2
a= 22 b= 82 c=?
c= √68 or 68
What is the slope formula
y2-y1/x2-x1
(8,2) (2,1)
(5,3/2)
√(2-4)2+(3-(-1)2
√20
(3,1),(5,7)
3
a= 12 b= 32 c=?
c= √10 or 10
What is the Pythagorean Identity
a2+b2=c2
(6,2) (-1,5)
(5/2,7/2) or (2.5,3.5)
√(1-(-2)2+(4-1)2
√18
(5,1),(3,4)
-3/-2
a= 132 b= 112 c=?
c= √290 or 290