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GEOMETRY FINAL
| Question | Answer |
|---|---|
| number of sides to one interior angle | (n-2)*180/n |
| measure of one interior angle to number of sides | 360/180-int |
| interior angle sum for ALL polygons | (n-2)*180 |
| exterior angle sum for all polygons | 360 |
| measure of one int angle to one ext angle | 180-int |
| measure of one ext angle to one int angle | 180-ext |
| number of sides to one ext angle | 360/n |
| measure of one ext angle to number of sides | 360/ext |
| shape with five sides | pentagon |
| shape with six sides | hexagon |
| shape with seven sides | heptagon |
| shape with nine sides | nonagon |
| shape with ten sides | decagon |
| shape with 11 sides | hendecagon |
| shape with 12 sides | dodecagon |
| STUDY UR PAPER FLASHCARDS IN UR PLANNER | DID U DO IT ONG? |
| volume formula for a prism | B*h |
| Surface area of prism | Pbase*h+2B |
| Cylinder volume | Pi*r^2*h |
| Cylinder sa | 2pir*h+2pir^2 |
| Pyramid v | 1/3 B*h |
| Pyramid sa | 1/2*pl+B |
| Cone V | 1/3*pi*r^2*h |
| Cone sa | 1/2*p*l+B |
| Sphere v | 4/3pir^3 |
| Sphere sa | 4pir^2 |
| addition rule | p(a or b)=p(a)+p(b)-p(a and b) |
| multiplication rule | p(a given b)= p(a and b)/p(b) |
| independence | p(a)=p(a given b) |
| association | p(a) does not equal p(a given b) |
| mutually exclusive | p(a and b)=0 |
| Formula for Law of SInes | sin(A)/a=sin(B)/b=sin(C)/c |
| Formula for Law of Cosines | c^2=a^2+b^2-2ab*cos(C) |
| Formula for the area of a triangle when you don't have the height | 1/2*a*b*sin(of angle C) |