Math

Slope intersept

Y=mx+b
Y=a
- Zero slope; parallel to the y-axes
X=b

No Slope; parallel to the x-axis
Point-slope formula

y-y₁=m(x-x₁)
Finding the perpendicular bisector

1) find the slope (y-y/x-x) 2) Find the negative reciprical 3) Find midpoint (X+X/2, Y+Y/2) 4) Plug one point into the point slope formula 4) Write answer in y=mx+b
The standard equation for a circle

(x-h)²+(y-k)²=r²

Author

Anonymous

7283

Card Set

Math

Description

geometery

Updated

2010-02-18T16:35:33Z

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