The STAR Exam Algebra end-of-the-year Formula
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| 330339051 | Quadratic Formula | Simplified Form: x= [-b ± √(b² - 4ac)] / (2a) Standard Form: ax²+bx+c=0 | 1 | |
| 330339052 | Distance Formula | d = √[( x₂ - x₁) + (y₂ - y₁)] Also known as d=rt (distance = rate times time) | 2 | |
| 330339053 | Midpoint Formula | (x,y)= (x₁+x₂)/2, (y₁+y₂)/2 | 3 | |
| 330339054 | Slope Form | m= (y-y)/(x-x) | 4 | |
| 330339055 | Slope-Intercept Form of the Line | y = mx + b | 5 | |
| 330339056 | General Linear Form of the Line | Ax+By=C Also known as the "Standard Form of the Line" | 6 | |
| 330339057 | Point-Slope Form of the Line | y - y₁ = m(x - x₁) | 7 | |
| 330339058 | Pythagorean Theorem | a²+b²=c² | 8 |
