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Math Formulas

for math final. might have extras. just went thru notebook looking for formulas

QuestionAnswer
favorable outcomes/unfavorable outcomes odds in favor
unfavorable outcomes/favorable outcomes odds against
square root of: (x1-x2)squared + (y1-y2)squared sorry couldn't get some of the formatting correct! distance formula
(x1+x2/2 , y1+y2/2) midpoint formula
hypotenuse is A square root of 2 both legs are the same 45-45-90 triangle
hypotenuse is 2A one leg is A the other leg is A square root of 3 30-60-90 triangle
opposite/hypotenuse sine
adjacent/hypotenuse cosine
opposite/adjacent tangent
A=BH area of a parallelogram
A=1/2(b1-b2)H area of a trapezoid
πd or 2πr circumference
A=πr squared area of a circle
S= 2B + PH surface area of a prism
S= 2πr squared + 2πrh surface area of a cylinder
S=B + 1/2 PL surface area of a pyramid
A squared + B squared = C squared slant height
S=πr squared + πrL surface area of a cone
Created by: a_lane
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