SBAC Review 8th grade

Front

What is a reflection in geometry?

Back

A transformation that flips a figure over a line, creating a mirror image.

Front

What is the slope of parallel lines?

Back

The slopes of parallel lines are the same.

Front

What is the cube root of a number?

Back

A value that, when multiplied by itself three times, gives the original number.

Front

How do you simplify the expression 5x^3 * 2x^2?

Back

10x^5

Front

What is the Pythagorean Theorem?

Back

a^2 + b^2 = c^2, where c is the hypotenuse of a right triangle.

Front

What does it mean for two lines to be perpendicular?

Back

They intersect at a right angle (90 degrees).

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

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

Back

Rational numbers can be expressed as a fraction, while irrational numbers cannot.

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What is the distributive property?

Back

a(b + c) = ab + ac.