MATH 2

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Formulas Lesson 1-14

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32 Terms

1
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3/0=

Undefined

2
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PEMDAS

Parentheses, Exponent, Division, Addition, Subtraction

3
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Area of Square

s^ 2

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Perimeter of Square

4s

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Area of Rectangle

L x W

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Perimeter of Rectangle

2L + 2W

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GDC

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8
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LCM

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9
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Perimeter of Triangle

side 1 + side 2+ side 3

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term image

Isosceles

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0/3 =

0

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Area of Triangle

½ bh

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term image

Equilateral

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Area of Trapizoid

½ (b1 + b2)h

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½ =

0.5

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1/3 = 

0.3333…

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1/4

0.25

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2/3

0.6666…

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3/4

0.75

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1/5

0.2

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Simple Interest Formula

I = Prt

22
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Uniform Motion

d=rt

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Constant Rate

new amount = starting amount + rate x time

24
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Sum of Triangle

180 degrees

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(-∞, ∞]

( —> Not included

] —> Included

26
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Reciprocal of a/b

b/a

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a^m x a^n =

a^m + n

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a^m/a^n =

a^m - n

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(a^m)^n

a^m x n

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a^0 =

1

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a^1 =

a

32
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New/Orig % Change Equation

new = original + (%)(original)