Mathhelp Flashcards
1
Q
_ property
The order of the operation doesn’t matter
A+b = b+a
Ab = ba
A
Commutative property
2
Q
_. Property
Grouping of numbers doesn’t matter
(A+b) +c = (a+c)+b
A
Associative property
3
Q
Area of a triangle
A
Bh/2
4
Q
Converting larger to smaller units:
A
Multiply
5
Q
Converting smaller to larger units:
A
Divide
6
Q
Slope formula
M=
A
Y2 -y1 / x2 - x1
Change in y over change in x; rise over run
7
Q
Formula for circumference of a circle
A
Pie x diameter
8
Q
Longest side in right triangle
A
Hypotenuse
9
Q
Area of a circle
A
Pie r squared
10
Q
2 pairs parallel sides
A
Parallelogram
A= bh
11
Q
One pair parallel sides, quadrilateral
A
Trapezoid
A= 1/2 (b1+b2)h
12
Q
All 4 sides of parallelogram have same length
A
Rhombus
13
Q
Volume of cylinder
A
V= bh
14
Q
Volume of sphere
A
V= 4/3 pie r cubed
15
Q
Area of a square
A
A= sides squared
Side *side
