ACT Math Formulas

Front

What is the mnemonic to remember trigonometric ratios?

Back

Soh Cah Toa

Tags

CCSS.HSG.SRT.C.6

Front

What is the formula for the area of a rectangle?

Back

A = lw

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the formula for the volume of a cone?

Back

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

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Front

What is the equation of a circle?

Back

(x - h)^2 + (y - k)^2 = r^2

Tags

CCSS.HSG.GPE.A.1

Front

What is the ratio for Sine?

Back

Opp/Hyp

Tags

CCSS.HSG.SRT.C.6

Front

What is the formula for the area of a triangle?

Back

A = \frac{1}{2} bh

Tags

CCSS.6.G.A.1

Front

What is the formula for the Pythagorean theorem?

Back

a^2 + b^2 = c^2

Tags

CCSS.8.G.B.8

Front

What is the formula for the circumference of a circle?

Back

C = 2\pi r

Tags

CCSS.7.G.B.4

Front

What is the formula for the volume of a cylinder?

Back

V = \pi r^2 h

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Front

What is the formula for the area of a trapezoid?

Back

A = \frac{1}{2} (b_1 + b_2) h

Tags

CCSS.6.G.A.1