Given Info
How many special right triangles are there? Extra points for each you can name.
Two: The 45-45-90, and the 30-60-90
All fractions are what kind of math?
Division
What is X to the 0 power?
What about the 1st power?
1, X
What rule lets you factor?
The Distributive Property
SOH CAH TOA works for what kind of triangle(s)?
Right
Pythagorean Theorem
a2 + b2 = c2
What are the top and bottom of a fraction called?
numerator, denominator
(Xa)b=
Xab
What 4-letter acronym lets you distribute a pair of parentheses? Double points off and a write-up for bad 4-letter words.
FOIL (first, outside, inside, last)
What mnemonic device can you use backwards to reorganize a literal equation?
PEMDAS (for SADMEP)
Relationship between radius and diameter.
2r = d
Dividing by a fraction is the same as multiplying by its...
reciprocal (half points for "upside down," etc.)
Xm * Xn =
Xm+n
Factor a2 - b2
Double points for naming this property.
(a+b) (a-b)
(Difference of squares)
How many radians make up the circumference of a circle?
2 pi radians
Unless otherwise noted, drawings are drawn to *this*.
Scale
Can you write a whole number as a fraction?
x/1
Xm / Xn =
Xm-n
Factor a2 + 2ab + b2
(a+b)(a+b)
You have two intersecting lines. What do the angles all add up to? Which, if any, are congruent?
360 degrees, angles across from each other.
f(x) can be considered what more common variable?
Y
Do you always need a common denominator?
No. Only in addition/subtraction.
X-b =
1/Xb
When graphing a polynomial, what points can help you factor the equation?
When y=0
In the graph of the situation, not the rule, what type of sequence tells you to multiply by the step? What type of sequence has an exponent applied to the step?
Arithmetic, Geometric