If you got this one wrong, you were definitely high on something in "high" school. Get it? ha ha.

A degree is a unit of measurement for knowing the size of an angle. Not the same one used for temperature. Duh.

The mode is the number that occurs most often. It's annoying sometimes.

A digit is any one of the ten number symbols. It's also your finger.

We wish it was a telegram from pre-recorded history. How cool would that be?

Okay, perhaps baby makers was a bit too much, but it made you laugh, right?

Variables are used in place of numbers. They're great, because they're like numbers in disguise!

It's a pretty cool word for something so simple and ordinary.

Any number multiplied by its reciprocal will equal 1. It's just the ideal situation.

Does this really need to be explained to you?

A ray has a starting point, plus a line that keeps going and going. How poetic.

Hello? That was to check if you're still awake.

It's easier to just call it the Middle of the Gosh Darn Data, though. MGDD, for short.

The mean is the average. Both "mean" and "average" are terrible insults.

Diameter is the measurement of distance across a circle. When measuring your waist, you're actually looking for the circumference.

Congruent shapes resemble one another. Twins are congruent - but human.

Four score and seven years ago! Sometimes a decade can feel like a score.

You come to a quotient in a division problem when you type numbers into your iPhone to achieve a mathematical answer.

Yes, integers. Not to be confused with "in tigers."

This was the hardest question so far. The vertical line on a graph is the Y-axis. Write it down.

The percentile is the number's rank. It's all about superiority, isn't it?

A line segment has two endpoints. It doesn't press on into infinity...

This is the point of intersection between the X- and Y-axis. Think of it like the Garden of Eden for Adam and Eve.

An equation is a mathematical statement that two values are equal.

Area is the measurement of a flat space. Important when buying a house.

2, 3, 5, 7, 11, 13... We could go on. The number 1 is tricky, because primes must have exactly two factors, and the factors of 1 are 1 and, well... 1.

Parallel lines never meet. Parallel lives... a similar tale.

It sounds so flashy: Transformation! Let's be happy for the geometric figure, and not jealous.

Concentric circles meet in the center. They look pretty.

A polygon has 3 or more sides to it. Kind of like your girlfriend.

I meant to write "deception" but it turned into "discerption." It means severed. Sad.

Volume fills up space. Stuffing fills space as well, particularly at Thanksgiving.

A ratio is a comparison of two numbers. It uses ":" between the two, to separate them.

A moat around a castle has a perimeter. It's just a measurement, but it keeps the castle safe.

The hippopotamus' hyperbolic hypothalamus has nothing to do with a hypotenuse.