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Click here for extra information about circle equations.
Need help find chord lengths for a circle? Click here.
Miss the sphere PowerPoint in class? Click here.
Click here for a PowerPoint about points of concurrency.
Check out this cool applet on points of concurrency.
Mnemonic way to remember the points of concurrency:
Think Starbucks!
CM - Centroid/Medians
Caramel Macchiato
CCPB - Circumcenter/Perpendicular Bisectors
Chocolate Chip Peanut Butter brownie
ICAB - Incenter/Angle Bisectors
Iced Cappuccinos Are Better
OCA - Orthocenter/ Altitudes
Orange Cranberry Apple smoothie
CM - Centroid/Medians
Caramel Macchiato
CCPB - Circumcenter/Perpendicular Bisectors
Chocolate Chip Peanut Butter brownie
ICAB - Incenter/Angle Bisectors
Iced Cappuccinos Are Better
OCA - Orthocenter/ Altitudes
Orange Cranberry Apple smoothie
Below is the TI nSpire handout and file. NOTE: You MUST have the nSpire software downloaded onto your computer to open the nSpire file.
3 Dimensional Graphing
Need help with three dimensional graphing? Watch this
Click here for the hotmath 3-D point plotter. (NOTE: You must have flash to use this interactive plotter)