Perimeter
Rectangle
P = 2l + 2w
Area
Triangle
A =
bh
2
or A =
1
2
bh
Square
A = s2
Rectangle
A = lw or A = bh
Parallelogram
A = bh
Volume
Cube
V = s3
Rectangular prism
V = lwh or V = Bh
Additional Formulas
Temperature
C =
5
9
(F − 32) or F =
5
9
C + 32
Distance/speed
Distance = Rate x Time or Speed =
Distance
Time
Sum of interior angles of polygons
Sum of interior angles of a polygon = 180(n − 2)
additive inverse: the opposite of a number
equivalent fractions: fractions that have the same numerical value
estimate: (verb) to form an approximate opinion of worth, amount, size or weight; (noun) an approximate calculation
sum: the result of adding two or more numbers
theses are my notes are they good?
