Georgia Milestones 8th Grade Math Review

Front

Is side a on a right triangle always the longest side?

Back

No, side a is not always the longest side; the longest side is the hypotenuse.

Front

What is the best estimate of the square root of 63?

Back

7.9

Front

Which of the following is rational: .211232112421125..., π, √25, √12?

Back

√25 is rational because it equals 5.

Front

What is the formula for the volume of a cone?

Back

Volume = (1/3)πr²h, where r is the radius and h is the height.

Front

What is the volume of a cone with a radius of 3 yd and a height of 5 yd?

Back

Volume = (1/3)π(3)²(5) = 47.1 yd³ (approximately).

Front

What type of correlation indicates that as one variable increases, the other variable decreases?

Back

Negative correlation.

Front

What does 'no association' mean in a graph?

Back

It means there is no discernible relationship between the two variables.

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction a/b, where a and b are integers and b ≠ 0.

Front

What is the square root of 25?

Back

5.

Front

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

Back

Rational numbers can be expressed as fractions, while irrational numbers cannot.