# Straight Lines Quiz: Geometry Test!

16 Questions | Attempts: 749  Settings  The notion of line or straight line is to represent straight objects in geometry. Lines are an idealization of such objects, often described in terms of two points. Take this quiz to test your knowledge and clear your concepts about straight lines. Read the questions carefully and answer.

• 1.
• A.

Function

• B.

Non-Function

• 2.
Find the slope through the points (4, -2) and (-1, 6).
• A.

-5/8

• B.

8/5

• C.

-8/5

• D.

-3

• 3.
Find the slope of the linear equation:
• A.

2

• B.

-1/2

• C.

-6

• D.

-2

• 4.
Write the equation of the line given slope of 5 and y-intercept of -2.
• A.

Y = 5x - 2

• B.

Y = -2x + 5

• C.

Y = 5x + 2

• D.

5x - 2y = 3

• 5.
Write the equation of a line with slope  and through the point (9, -3).
• A.

Y = 2/3 x - 6

• B.

Y = 2/3 x - 9

• C.

Y = 2/3 x - 3

• D.

Y = 2/3 x + 3

• 6.
When a function is in slope-intercept form (y=mx+b), what does b stand for?
• A.

The slope

• B.

The Y-intercept

• C.

The X-intercept

• D.

The Z-intercept

• E.

Half of the initial value

• 7.
What is the formula for slope?
• A.

Rise over run

• B.

Run over rise

• C.

X over Y

• D.

Y-intercept times X-intercept divided by pie

• E.

The opposite of the X-intercept

• 8.
What is '2x+3y=18' in slope intercept form?
• A.

Y=-2x+18

• B.

Y=-(2/3)x+18

• C.

Y=-(2/3)x+6

• D.

Y=2x+6

• E.

Y=(2/3)x+18

• 9.
The form of a function that is written as ax+by=c is __________ form.
• 10.
According to the video, what are the steps to graphing a linear equation? (Make sure your sound is on.)
• A.

Graph the slope, graph the y-intercept, then connect them.

• B.

Solve for y, plot the slope, plot the y-intercept.

• C.

Solve for y by isolating it, identify slope and y-int, plot the y-int, use the slope to plot another point then draw line through the points.

• D.

Put equation in standard form, find two points, draw a line through them.

• 11.
2x - y = 6Find the y-intercept of the line.
• A.

-2

• B.

-6

• C.

6

• D.

-3

• 12.
Is the point (1,1) on the line y = 2x + 1?
• A.

Yes

• B.

No

• C.

Sometimes

• 13.
2x + 4y = 8x + 2y = 6The slopes of these two lines are:
• A.

Parallel

• B.

Perpendicular

• C.

Neither

• D.

Intersecting

• 14.
Which point is a solution to the line 2y = -8 + 3x?
• A.

(0,0)

• B.

(1,4)

• C.

(3,2)

• D.

(4,2)

• 15.
Given: f(x) = 3x - 2 Find f(0)
• A.

-2

• B.

-1

• C.

0

• D.

2

• 16.
If two line contain the same slope and different y-intercepts, then:
• A.

The lines intersect at one point.

• B.

The lines will never intersect.

• C.

The lines intersect at all point.

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