Fractions and %
1/2 + 1/3
5/6
Formula for Pythagorean Theorem
a2+b2 = c2
The longest leg on a right triangle
hypotenuse
Represents 'm' in the equation y=mx+b
Slope
14x - 3 = x + 1
4/13 = x
3/7 - 3/4
-9/28
a2= 4
b2=5
c=?
c=3
As x increases, so does y. We call this a ____ association.
Positive
Represents (x,0) on a line
X-intercept
34x-13x-2x = 12
x = 12/19
Find 23% of 10
0.23
Define a right triangle
A triangle with a 90 degree angle
As x increases, y decreases. We call this a ___ association.
Negative
Equation for slope
δy/δx = (y2-y1)/(x2-x1)
x = 0
If Josh A. takes 500 layups and makes 6 of them, find his shooting percentage.
1.2%
Two triangles are ____ if one can fit exactly over the other after rigid transformations and dilations.
Similar
In a proportional relationship, the values for one quantity are each multiplied by the same number to get the values for the other quantity.
Constant of Proportionality
Find slope between (2,7) and (7,2)
m = -1
2.5x - 3.1 = 2.1x + 1.4
x = 11
67% of 67.67
45.3389
a2 = ?
b = 6
c = 13
a2 = 133
This variable represents the output of a function
Dependent variable
If Joe charges $23/hr to lay bricks but also charges a $55 start fee, write an equation to represent how much much Joe makes as a function of time.
y = 23x +55 (may use other variables)
-1 + 13x + 2 = 2 + -1 + 13x
Infinitely many solutions