When Do I Use This?
You’re finding the amount of paint needed to cover the outside of a box. Which formula do you use?
Surface area of a rectangular prism
A graph goes through the origin and forms a straight line. Does that make the relationship proportional, or non-proportional?
Proportional
What does the slope of a line tell you?
The rate of change (how much y increases per x)
You're wrapping a present. What are you really finding?
Surface area
Is root 36 a rational number?
Yes
You need to know how much water a cone-shaped cup holds. What should you calculate?
Volume of a cone
A table shows x-values doubling while y-values stay the same. Is that relationship proportional or non-proportional?
Non-proportional.
In the equation y=2x+5, what does the 5 represent?
The y-intercept (starting value)
You’re filling a cooler with ice. Which formula helps?
Volume of a rectangular prism
Which is greater: root 18 or 4?
4
A friend asks you how far it is around a circular garden. What are you solving for?
Circumference
You’re comparing cost to number of items. The cost per item stays the same. What is that called?
Unit rate or constant of proportionality
A line has a slope of 3. How does the line move?
It goes up 3 units for every 1 unit right
A circular pizza needs slicing. What helps you decide how many slices?
Area of a circle
What type of number is π(pi)?
Irrational
You're putting tile on a triangle-shaped section of floor. Which formula helps you figure out how much tile you need?
Area of a triangle
You see a graph of distance over time. The line curves upward. What kind of relationship does that make? (two answers)
Non-proportional, non-linear.
How can you tell from an equation if a line is horizontal?
The slope is 0
You need to build a ramp. What math concept helps you describe its steepness?
Slope
What is 6,000,000 in scientific notation.
6x106
You're filling a cylinder-shaped lava lamp with colored goo. What’s the formula you’d use?
Volume of a cylinder
On a graph, the slope of a line is 0. What does that say about the relationship?
There is no change; it's a constant value
What do you need to write an equation in y=mx+b form? (Two answers)
The slope (m) and the y-intercept (b)
You’re comparing two differently shaped containers to see which holds more. What are you calculating?
Volume
A number is between 3 and 4, and can’t be written as a fraction. What kind of number is it?
An irrational number