ACT Math Exam Formulas 2026. Exam Questions and Correct Answers With
100% Correct Answers | Latest 2026 |
Area of a trapezoid -
Area of a circle -
Slope of a Line -
Midpoint -
Area of a triangle -
Event Probability - desired outcomes/possible outcomes
Mean (Average) -
Distance - Distance = Rate*Time
Volume of a cylinder -
Volume of a rectangular prism -
Triangle Area -
tangent - sin/cos or opposite/adjacent
, Quadratic Formula -
Paralellogram/ area - A = bh
Circumference of a circle formula - πd or 2πr
Rectangle area formula - Area=length(width)
Sec A - hypotenuse/adjacent
Distance formula -
sin A - opposite/hypotenuse
speed - speed = distance/time
Cos A - adjacent/hypotenuse
Csc A - hypotenuse/opposite
Volume of a cube -
Unit Quadrants -
Pythagorean Formula - a²+b²=c²
100% Correct Answers | Latest 2026 |
Area of a trapezoid -
Area of a circle -
Slope of a Line -
Midpoint -
Area of a triangle -
Event Probability - desired outcomes/possible outcomes
Mean (Average) -
Distance - Distance = Rate*Time
Volume of a cylinder -
Volume of a rectangular prism -
Triangle Area -
tangent - sin/cos or opposite/adjacent
, Quadratic Formula -
Paralellogram/ area - A = bh
Circumference of a circle formula - πd or 2πr
Rectangle area formula - Area=length(width)
Sec A - hypotenuse/adjacent
Distance formula -
sin A - opposite/hypotenuse
speed - speed = distance/time
Cos A - adjacent/hypotenuse
Csc A - hypotenuse/opposite
Volume of a cube -
Unit Quadrants -
Pythagorean Formula - a²+b²=c²