Proportional Relationships
Circles
Percents
Math Random
Random Facts
100
This number is what keeps a proportional relationship proportional - it can be abbreviated into C.O.P.
What is the constant of proportionality?
100
A segment that travels from one edge of the circle through the center to the other edge of the circle is called this.
What is diameter?
100
When we are solving percent problems we use this version of the percent in our percent equation.
What is the decimal version?
100
When you can divide a number by the number 2 and you get a whole number answer, we call that number this type of number.
What is an even number?
100
What club did Ms. Tyler run in the fall?
What is yoga and mindfulness?
200
When the part of an original figure matches up with the part of the copy figure we call them these type of parts.
What is corresponding parts?
200
A segment that goes from the center of the circle to the edge is called this.
What is a radius?
200
This is what we calculate to tell us how much a quantity went up, expressed as a percent of the starting amount.
What is percent increase?
200
This is a famous irrational number that never repeats and never ends, and is used mostly when working with circles.
What is
pi
200
This city is nicknamed The Big Apple.
What is New York City?
300
Proportional relationships are made of these. For example, 8:6 and 4:3 are these.
What are equivalent ratios?
300
The distance around the outer edge of the circle is called this.
What is circumference?
300
This is what we calculate to tell us how much a quantity went down, expressed as a percentage of the starting amount.
What is percent decrease?
300
This is how far away from zero a number is.
What is absolute value?
300
Ms. Tyler is most afraid of this.
What is thunder and lightening?
400
When creating a scaled image, we multiply the original shapes side lengths by this term to get the new side lengths.
What is scale factor?
400
This is the formula/process to use to calculate circumference of a circle.
What is
C=pi * d
400
This is how we would find 20% of 40.
What is
0.2 * 40 = 8
400
-8 and 8 are examples of these types of numbers.
What are opposites?
400
This continent has the most countries in it.
What is Africa (54 countries)?
500
A graph of a proportional relationship must do these two things.
What is be a straight line through the origin?
500
This is the formula/process for calculating the area of a circle.
What is
A=pi * r^2
500
This is the only number that can't be represented by Roman Numerals.
What is 0?
500
This is what you call a group of lions.
What is a pride?