Math 8 VA SOL Review #1

Front

In between what two integers is the square root of 77?

Back

8 and 9

Front

If m∠1 = 30°, then m∠3 = ?

Back

30°

Front

Which table of values is represented by y = 3x - 2?

Back

(x, y) pairs: (0, -2), (1, 1), (2, 4), (3, 7)

Front

What is the slope in the equation y=2x + 3?

Back

2

Front

Solve the following: 5 - 6² ÷ 4 - 3

Back

-7

Front

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

Back

The slope is the ratio of the rise (change in y) to the run (change in x) between two points on a line.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What does it mean for two angles to be complementary?

Back

Two angles are complementary if their measures add up to 90°.

Front

What is the definition of a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value.