Y7 May 17

Linear Equations

100

Change in Y divided by Change in X is known as 

Slope

200

y = mx + b is a linear equation in ________ form.

y-y₁ = m(x - x₁)

slope-intercept

point-slope

300

You have coordinates at (2, -3) and (6, -1).

Write the equation of the line in slope-intercept form

y = 0.5x - 4

400

Write the equation of a line in slope-intercept form that's perpendicular to a line with a slope of -2 and y-intercept of 5

y = 0.5x + n

500

Write the equation of a line that's parallel to y = 3x + 2 and goes through the point (3, 8).

y = 3x - 1

Systems of Equations

100

Another name for systems of equations is  ___________.

Simultaneous equations

200

Solve:

y=x

y=2x+2

x = -2

y = -2

300

Solve:

-3x + 2y = 8

x + 4y = -12

x = -4 

y = -2

400

Solve:

x + y = 4

y = -x + 1

No Solution

500

Solve:

y = 3x + 7

-2y + 6x = -14

Infinite solutions

Vocabulary Review

100

Two adjacent angles whose sum is 180 degrees

Supplementary angles

200

An angle that is less than 90 degrees

Acute angle

300

Two adjacent angles whose sum is 90 degrees

Complementary angles

400

Explain, without writing anything, what a rational number is.

Any number that can be written as integer/integer.

500

1. A triangle with 3 equal side lengths

2. A triangle with 2 equal side lengths (and 1 different)

3. Any triangle with 3 different side lengths

1. Equilateral

2. Isosceles

3. Scalene

Random

100

27^-1/3 = 

1/3

200

x² - 2x - 8

x = 

x = 4, -2

300

What state am I from?

North Dakota

400

Who won the basketball game today?

Denver Nuggets