How do you find the x-intercept of a linear equation?

To find the x-intercept, set y = 0 and solve for x.

What is the difference between a linear and a nonlinear equation?

A linear equation graphs as a straight line, while a nonlinear equation graphs as a curve.

What does it mean for two lines to be parallel?

Two lines are parallel if they have the same slope and never intersect.

What is the equation of a line in slope-intercept form?

The equation of a line in slope-intercept form is $$y = mx + b$$ , where m is the slope and b is the y-intercept.

How do you calculate the mean of a set of numbers?

To calculate the mean, add all the numbers together and divide by the count of numbers.

What is the Pythagorean theorem?

The Pythagorean theorem states that in a right triangle, $$a^2 + b^2 = c^2$$ , where c is the hypotenuse.

What is the difference between an equation and an expression?

An equation states that two expressions are equal, while an expression does not include an equality sign.

Mrs. K's Advanced Math Midterm Flashcards

Student preview

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is the formula for slope?

Back

The formula for slope is $\frac{y_2 - y_1}{x_2 - x_1}$ .

Tags

CCSS.8.EE.B.5

2.

FLASHCARD QUESTION

Front

Solve for a: 5 = 4a - 7

Back

a = 3.

Tags

CCSS.7.EE.B.4A

3.

FLASHCARD QUESTION

Front

Is the following proportional? $\frac{15}{2}, \frac{30}{4}, \frac{45}{6}, \frac{60}{8}$

Back

Yes, it is proportional.

Tags

CCSS.7.RP.A.2A

4.

FLASHCARD QUESTION

Front

What does the slope represent in a graph?

Back

The slope represents the rate of change of y with respect to x.

Tags

CCSS.8.EE.B.5

5.

FLASHCARD QUESTION

Front

What is the y-intercept in the equation of a line?

Back

The y-intercept is the value of y when x = 0.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

6.

FLASHCARD QUESTION

Front

What is the formula for the area of a triangle?

Back

The formula for the area of a triangle is $\frac{1}{2} \times base \times height$ .

Tags

CCSS.6.G.A.1

7.

FLASHCARD QUESTION

Front

What is a proportional relationship?

Back

A proportional relationship is one where two quantities maintain a constant ratio.

Tags

CCSS.7.RP.A.2A

10.

FLASHCARD QUESTION

Front

What is the formula for the perimeter of a rectangle?

Back

The formula for the perimeter of a rectangle is $P = 2(length + width)$ .

Tags

CCSS.4.MD.A.3

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