Geometry Final Formulas
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Created by:
white_sara on May 20, 2012
Subjects:
Description:
math
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26 terms
English | Math / Symbols |
|---|---|
 Rectangle Perimeter | 2(x)+2(y) |
| Square Perimeter | x² |
| Circumference of a Circle | C=dπ |
| Rectangle Area | A=bh |
| Parallelogram Area | A=bh |
| Triangle Area | A=½bh |
| Trapezoid Area | A=(b₁+b₂)h/2 |
| Rhombus Area | A=½d₁d₂ |
| Circle Area | A=πr² |
| Regular Polygon Area | A=½aP |
| Area of sector | πr²(m/360) |
| Area of segment | A=(πr²(m/360))-(½bh) |
| Arc lengths | L=2πr(m/360) |
| Pythagorean Theorem | a²+b²=c² |
| Euler's Formula | V-E+F=2 |
| Length of a Diagonal of a Rectangular Prism | √l²+w²+h² |
| Midpoint Formula in Three Dimensions | ((x₁+x₂)/2, (y₁+y₂)/2, (z₁+z₂)/2) |
| Distance Formula in Three Dimensions | d = √[( x₂ - x₁)² + (y₂ - y₁)²+(z₂ - z₁)]² |
| Reflections in The Cooordinate Plane Across the x-Axis | (x,y)→(x,-y) |
| Reflections in The Cooordinate Plane Across the y-Axis | (x,y)→(-x,y) |
| Reflections in The Cooordinate Plane Across the Line y=x | (x,y)→(y,x) |
| Horizontal Translation Along Vector <a,0> | (x,y)→(x+a,y) |
| Vertical Translation along vector <0,b> | (x,y)→(x, y+b) |
| General Translation along vector <a,b> | (x,y)→(x+a,y+b) |
| Rotations in the Coordinate Plane by 90˚ orgin | (x,y)→(-y,x) |
| Rotations in the Coordinate Plane by 180˚ origin | (x,y)→(-x,-y) |
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