Mid-year Math Review #1

Front

What is the slope of a horizontal line?

Back

The slope of a horizontal line is 0.

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity.

Front

How do you write a number in standard form?

Back

To write a number in standard form, express it as a fraction with a numerator of 1 and a denominator that is a power of 10.

Front

What is scientific notation?

Back

Scientific notation is a way of expressing numbers as a product of a number between 1 and 10 and a power of 10.

Front

What is the value of (-8)^2?

Back

The value of (-8)^2 is 64.

Front

What does it mean for a relationship to be proportional?

Back

A relationship is proportional if two quantities maintain a constant ratio.

Front

How do you find the slope of a line given two points?

Back

The slope (m) is calculated using the formula m = (y2 - y1) / (x2 - x1).

Front

What is the formula for converting a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator.

Front

What is the difference between a rational and an irrational number?

Back

A rational number can be expressed as a fraction of two integers, while an irrational number cannot be expressed as a simple fraction.

Front

What is the formula for calculating the area of a rectangle?

Back

The area of a rectangle is calculated using the formula Area = length × width.