Geometry and Unit
Conversion
Conversion
What is the formula for a triangle?
a2 + b2 = c2
the number Pi is what type of number?
an irrational number
what are examples of a monomial, binomial, and trinomial?
monomial : 5, x, 3y2, etc..
binomial : x + 5, a2 + b3, x - 3, etc..
trinomial : x2 + 5x + 6, a2 + b2 + c2, etc..
what is a line of best fit?
describes the general trend, direction, strength, and relationship between variables.
which variables are independent and dependent?
x (independent) and y (dependent)
What is the conversion rate from meters to kilometres?
1 meter = 0.001 kilometres
what number group uses all positive numbers, 0, and negative numbers?
integers
what is 3x2 - 2x?
3x
what are the minimum and the maximum of a box plot also referred to as?
the whiskers of a whisker plot
what does the variable M stand for?
Slope
what is the conversion rate for a decalitre to a millilitre?
1 decalitre = 100 millilitres
if you are driving 300 KM in 5 hours, how many KM are you driving in 1 hour?
60 KM
what is 2x2 + 5x - 3?
7x3 - 3
what is interpolation and extrapolation?
extrapolation: making a prediction outside the plotted points
what is (2, -3) (5, -6)?
-1
What is the volume of a cylinder?
V = (Abase)(Height)
V = πr2h
if 5 CDs cost $36.95, how much does 1 CD cost?
$7.39
what is (5x3 + 4) x (3x4 - 2)?
15x7 + 12x4 - 10x3 - 8.
if you are given the numbers 12, 13, 14, 15, 16, 17, 18, what is the median of those numbers?
15
if a line on a graph is completely vertical, it is known as?
an undefined line.
what is the volume of a cylinder that has a width of 3.25 inches, and a height of 5.5 inches?
182.41cm3
what is 8.9 x 10 to the power of 10?
890,000
what is 3(8x + 5) + (3x - 2)?
27x + 13
if you are given the numbers 81, 83, 83, 84, 84, 84, 85, 86, 87, 88, what is the 3rd interquartile range
85.5
what is the X intercept on a graph if the equation given is 2x + 4y = -8?
(-4, 0)