Checkpoint 2 review

Front

What is the formula to find the missing side of a right triangle?

Back

Use the Pythagorean theorem: a² + b² = c², where c is the hypotenuse.

Front

How do you calculate percent change?

Back

Percent change = ((New Value - Old Value) / Old Value) * 100.

Front

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

Back

Area = length × width.

Front

What does the equation y = mx represent in a linear function?

Back

m is the slope of the line, indicating the rate of change.

Front

How do you find the unit rate?

Back

Divide the total quantity by the number of units.

Front

What is the definition of a variable in mathematics?

Back

A symbol used to represent an unknown value.

Front

What is the difference between a constant and a variable?

Back

A constant is a fixed value, while a variable can change.

Front

What is the meaning of 'equation'?

Back

An equation is a mathematical statement that asserts the equality of two expressions.

Front

What is the significance of the slope in a linear equation?

Back

The slope indicates how steep the line is and the direction it goes.

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.