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Formulas

Math Formulas for the ACT

QuestionAnswer
Pythagorean Theorem
Area of a circle πr ^2
Slope-intercept form y = mx + b
sin θ
Quadratic formula
Area of a triangle
Distance formula
Circumference of a circle 2πr or πd
Volume of box (cube) (l)(w)(h)
Area of a square
Midpoint Formula
Area of a rectangle (b)(h)
Area of a parallelogram (b)(h)
Slope formula
tan θ
Complementary angles add to 90 degrees
Circle formula
Supplementary angles add to 180 degrees
cos θ
Area of a trapezoid
Created by: dgarcia1