Countdown to STAAR

Front

What is a right triangle?

Back

A right triangle is a triangle that has one angle measuring 90 degrees.

Front

What is the Pythagorean theorem?

Back

The Pythagorean theorem states that in a right triangle, the square of the length of the hypotenuse (c) is equal to the sum of the squares of the lengths of the other two sides (a and b): a² + b² = c².

Front

What is simple interest?

Back

Simple interest is calculated using the formula: I = PRT, where I is the interest, P is the principal amount, R is the rate of interest per year, and T is the time in years.

Front

How do you calculate the total amount after simple interest?

Back

Total Amount = Principal + Interest = P + (P * R * T).

Front

What is slope in a graph?

Back

Slope is a measure of the steepness of a line on a graph, calculated as the rise over run (change in y over change in x).

Front

What does a slope of 0.02 indicate?

Back

A slope of 0.02 indicates a very gentle incline, meaning for every 1 unit increase in x, y increases by 0.02 units.

Front

What is a proportional relationship?

Back

A proportional relationship is one where two quantities maintain a constant ratio or relationship to each other.

Front

What is a non-proportional relationship?

Back

A non-proportional relationship is one where the ratio between two quantities is not constant.

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

What is the square root of 324?

Back

The square root of 324 is 18, which is a rational number.