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T.I.M.E 2005 Definitions/ Formulas Solving Equations Evaluate Linear and Quadratic 1pt 1 pt 1 pt 1pt 1 pt 2 pt 2 pt 2pt 2pt 2 pt 3 pt 3 pt 3 pt 3 pt 3 pt 4 pt 4 pt 4pt 4 pt 4pt 5pt 5 pt 5 pt 5 pt 5 pt Mixed Bag 1pt A polygon with all 4 sides and 4 angles congruent 1pt What is a square? 2pt Two lines with the same slope. 2pt What are parallel lines? 3pt y = m x + b, y - y1 = m (x - x1) ax+by=c 3pt What is the equation of a line? 4pt A=½bh 4pt What is the formula for the area of a triangle? 5pt C² = A² + B² 5pt What is the Pythagorean Theorem? 1pt 5/x = 4/3 1pt What is 3 ¾ (3.75)? 2pt 4 – x = 10. 2pt What is –6? 3pt -8 x ≥ 16 3pt What is X ≤ -2? 4pt x = (25/8) - 3 4pt What is 1/8? 5pt 2 x = 13 5pt What is –6.5 or -6 ½? 1pt x² + x –5 , for x = -3. 1pt What is one? 2pt ½ (b1 + b2), for b1= 3, b2 = 5. 2pt What is 4? 3pt l w h, for l = 2, w = 3, h = ½. 3pt What is 3? 4pt 2πr2h for π = 22/7, r = 7, h = 2 4pt What is 308? 5pt 2 π r (r + h) for r = 10, h = 4, r = 5, π = 22/7. 5pt What is 88? 1pt (x - 4) (x + 3) is the factored form for the quadratic polynomial. 1pt What is x² - x - 12 in factored form 2pt 1, 2 are the solutions to the quadratic equation 2pt What are the solutions of x² - 3x + 2 = 0? 3pt (2, 3) lie on l1 and l2 3pt What is the intersection of l1and l2? 4pt (3x + 4y) + (-2x + y) 4pt What is x + 5y? 5pt m = (y2 - y1) (x2 – x1) 5pt What is the formula for the slope of a line given two points on the line? 1pt The probability of not getting a red marble out of 5 red, 2 yellow, 6 blue, and 4 green marbles. 1pt What is 12/17? 2pt │3 - 9│= 2pt What is 6? 3pt √16 = 3pt What is 4? 4pt 5 is the _____ of {1, 5, 8, 5} 4pt What is the mode? 5pt The average of 2, 3 and another number is 9. 5pt What is 22? Thanks for Playing the Game • If you are interested in more educational games of this kind, please feel free to visit our website at: www.steelcitymath.org