ACT Formulas Review 2

1 - $$\sqrt[]{2}$$ - 1

$$\sqrt[]{2}$$ - 1 - 3

3 - 1 - $$\sqrt[]{2}$$

1 - 1 - $$\sqrt[]{2}$$

midpoint formula

quadratic formula

distance formula

slope formula

P(B) $$\cdot$$ P(A)

P(A)(B)

P(A) $$\cdot$$ P(B)

P(B)(A)

P=2l+2w

P=l+w

P=l+2w

P=2l+w

explicit formula for a geometric sequence

distance formula

explicit formula for an arithmetic sequence

quadratic formula

inscribed, half, central, arc

central, inscribed, arc, half

half, central. arc, inscribed

inscribed, arc, central, half

$$\frac{central\ length}{360^o}=\frac{arc\ length}{circumference}$$

$$\frac{arc\ length}{360^o}=\frac{central\ angle}{circumference}$$

$$\frac{arc\ length}{circumference}=\frac{central\ angle}{360^o}$$

$$\frac{360^o}{arc\ length}=\frac{circumference}{central\ angle}$$

area of a triangle

Surface area of a right cylinder

area of a circle

surface area of a circle

$$\sqrt[]{1}-2-3$$

$$1-2-\sqrt[]{3}$$

$$1-3-\sqrt[]{2}$$

$$1-\sqrt[]{3}-2$$

d = rt

r = d/t

r = dt

t = r/d