ACE Math — Digital SAT Math Preparation

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SAT Math Reference Sheet

Official College Board Digital SAT Reference Guide & High-Yield Formulas

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Circle

$A = \pi r^2$

$C = 2\pi r$

Rectangle

$A = \ell w$

Triangle

$A = \frac{1}{2} b h$

Right Triangle

$c^2 = a^2 + b^2$

Special Right $30^\circ$-$60^\circ$-$90^\circ$

Short : Long : Hyp

$x : x\sqrt{3} : 2x$

Special Right $45^\circ$-$45^\circ$-$90^\circ$

Leg : Leg : Hyp

$s : s : s\sqrt{2}$

Rectangular Solid

$V = \ell w h$

Cylinder

$V = \pi r^2 h$

Sphere

$V = \frac{4}{3} \pi r^3$

Cone

$V = \frac{1}{3} \pi r^2 h$

Pyramid

$V = \frac{1}{3} \ell w h$