TEAS Math Forumlas

area of square

A = L²

area of rectangle

A = L x W

area of parallelogram

A = b x h

area of triangle

A = ½ b x h

area of trapezoid

A = ½ (b1 + b2) x h

area of rhombus

A = ½ (d1 x d2)

area of circle

A = pi x r²

area of ellipse

A = pi x a x b

circumference/perimeter of circle

2 x pi x r

circumference/perimeter of half circle

pi x r + r(2)

volume of cube

V = s³

volume of rectangular prism

V = l x w x h

volume of triangular prism

V = b x h x l /2 (divided by 2)

volume of cylinder

V = pi x r² x h

volume of sphere

V = 4/3 x pi x r³

1 inch is how many cm?

2.54

1 yard is how many feet?

3

1 mile is how many feet?

5280

1 cup is how many oz?

8

1 pint is how many cups?

2

1 gallon is how many liters?

3.8

1oz is how many grams?

28.35

1 gallon is how many quarts?

4

1lb is how many oz?

16

1kg is how many lbs?

2.2

celcius to fahrenheit

9/5 x (celcius + 32)

fahrenheit to celcius

5/9 x (fahrenheit - 32)

metric conversions (KING HENRY DIED BY DRINKING CHOCOLATE MILK)

kilo > hecto > deca > base > deci > centi > milli (0, 10, 100, 1000)

1 mile is how many km?

1.609

1 ton is how many lbs?

2000

1 meter is how many yards?

1.09

1 meter is how many ft

3.29 ft

perimeter formula

P = 2(l+w)