Act Math Formulas Dori's Copy

******Not all necessary formulas are on these flashcards; view my profile for complete notes****** If you're looking at this set before October 28th 2023: This flash card set may be incomplete. Please, please, please do not view this as a one stop ticket for the ACT math portion. The ACT Math portion is mostly made of word problems. I've only created this set to provide important formulas that should be memorized .**If are reading this last minute before you take the ACT** You should prioritize memorizing the geometry formulas; The ACT has a lot of questions about geometry and this should be your #1 priority.

Midpoint Formula

Midpoint Formula

Area of a triangle

½bh

Area of a square

S²

Area of a rectangle

LW

Area of a Parallelogram

BH

Area of a Trapezoid

½(B1 +B2) H

Area of a circle

πr²

Area of a rhombus

½d,d2

Volume of a prism

LWH

Volume of a cylinder

πr²h

Degrees of a triangle

180°

Circle

360°

Quadrilateral

360°

Degrees of a figure with “n” sides

180(n-2)

Circumference

2πr = πd