REVIEW QUIZ (2ND QUARTER)

What is the graph of a linear equation in two variables?

• straight line

• half plane

• circle

• parabola

What is the graph of a linear inequality in two variables?

• straight line

• half plane

• circle

• parabola

What is the standard form of linear equation in two variables?

• y = mx + b

• Ax + By = C

• y < mx + b

• Ax + By < C

What do you call the steepness of the line?

• axis

• x-intercept

• y-intercept

• slope

What is the slope of the line with the equation y = 2x + 3?

• 2

• 3

• 2x

• y

What is the y-intercept of the line with the equation y = 2x + 3?

• 2

• 3

• 2x

• y

What is the slope of the line that passes through the points (1, 2), (3, 4)?

• -1

• 0

• 1

• 2

What is the slope of the line that passes through the points (2, 4), (4, 2)?

• -1

• 0

• 1

• 2

Which of the following is a system of linear equation in two variables?

Line 1 has a slope m = 3, while Line 2 has a slope m = 4. The graph of the system will probably be ______________________.

• parallel

• intersecting

• coinciding