Middle School Math Vocab

Front

What is the total number of degrees in a circle?

Back

360 degrees.

Front

What is the bottom number in a fraction called?

Back

Denominator.

Front

What do you call an 8-sided polygon?

Back

Octagon.

Front

What is the slope of a vertical line?

Back

Undefined.

Front

What is the point (0,0) on a coordinate plane called?

Back

Origin.

Front

What is the top number in a fraction called?

Back

Numerator.

Front

What do you call a polygon with 5 sides?

Back

Pentagon.

Front

What is the formula for the area of a rectangle?

Back

Length × Width.

Front

What is the value of pi (π) approximately?

Back

3.14.

Front

What do you call a triangle with all sides of different lengths?

Back

Scalene triangle.