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Formulas
Geometry Final
| Term | Definition |
|---|---|
| Surface Area of a Right Prism | 2B + Ph |
| Surface Area of a Right Cylinder | 2B + Ch (2π^2 + 2πrh) |
| Surface Area of a Regular Pyramid | B + 1/2*Pℓ |
| Surface Area of a Right Cone | B + 1/2*Cℓ (π*r^2 + πrℓ) |
| Surface Area of a Sphere | 4πr^2 |
| Volume of a Cube | s^3 |
| volume of a prism | Bh |
| Volume of a Cylinder | Bh (πr^2*h) |
| Volume of a Pyramid | 1/3*Bh |
| Volume of a Cone | 1/3*Bh (1/3πr^2*h) |
| Volume of a Sphere | 4/3*π r^2 |
| Euler's Theorem | F+V=E+2 |
| Ratio of Perimeters | a:b |
| Ratio of areas | a^2:b^2 |
| Ratio of volumes | a^3:b^3 |
| Area of a Triangle | 1/2bh |
| Area of a Parallelogram | bh |
| Area of a trapezoid | 1/2h(b1+b2) |
| Area of a Rhombus | 1/2*d1*d2 |
| Area of a Kite | 1/2*d1*d2 |
| Area of a Regular Polygon | 1/2*Pa |
| Area of a Circle | π r^2 |
| Area of a Sector | (measure of arc/360)*π r^2 |
| Circumference of a Circle | 2πr |
| 45-45-90 | legs: x hypotenuse: rad.2*x |
| 30-60-90 | 30: x 60: rad.3*x 90: 2x |
| Exterior Angle of a Triangle | m∠1=m∠A+m∠B |
| Sum of the Measures of the Interior Angles of a Convex n-gon | (n-2) * 180 |
| Measure of Each Interior Angle of a Convex n-gon | [(n-2)*180]/n |