Name: 
 

8.0


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
The equations of four lines are given. Identify which lines are parallel.
Line 1:y = mc001-1.jpgx + 6
Line 2:x + mc001-2.jpgy = –6
Line 3:y = mc001-3.jpgx – 8
Line 4:y + 7 = mc001-4.jpg(x + 4)
a.
Lines 2 and 3 are parallel.
c.
All four lines are parallel.
b.
Lines 1 and 2 are parallel.
d.
Lines 1 and 4 are parallel.
 

 2. 
Show that ABCD is a parallelogram.

mc002-1.jpg
a.
mc002-5.jpg
ABCD is a parallelogram because both pairs of opposite sides are parallel.
b.
mc002-6.jpg
ABCD is a parallelogram because both pairs of opposite sides are parallel.
c.
mc002-7.jpg
ABCD is a parallelogram because both pairs of opposite sides are parallel.
d.
mc002-8.jpg
ABCD is a parallelogram because both pairs of opposite sides are parallel.
 

 3. 
Identify the lines that are perpendicular:
mc003-1.jpg; mc003-2.jpg; mc003-3.jpg; mc003-4.jpg
a.
mc003-14.jpg and mc003-15.jpg are perpendicular.
b.
None of the lines are perpendicular.
c.
mc003-16.jpg and mc003-17.jpg are perpendicular.
d.
mc003-18.jpg and mc003-19.jpg are perpendicular; mc003-20.jpg and mc003-21.jpg are perpendicular.
 

 4. 
Show that LMN is a right triangle.

mc004-1.jpg
a.
Slope of mc004-12.jpg and slope of mc004-13.jpg. mc004-14.jpg is perpendicular to mc004-15.jpg because mc004-16.jpg. LMN is not a right triangle because it does not contain a right angle.
b.
Slope of mc004-17.jpg and slope of mc004-18.jpg. mc004-19.jpg is not perpendicular to mc004-20.jpg because mc004-21.jpg. LMN is not a right triangle because it does not contain a right angle.
c.
Slope of mc004-22.jpg and slope of mc004-23.jpg. mc004-24.jpg is perpendicular to mc004-25.jpg because mc004-26.jpg. LMN is a right triangle because it contains a right angle.
d.
Slope of mc004-27.jpg and slope of mc004-28.jpg. mc004-29.jpg is perpendicular to mc004-30.jpg because mc004-31.jpg. LMN is a right triangle because it contains a right angle.
 

 5. 
Write an equation in slope-intercept form for the line parallel to y = mc005-1.jpgx – 2 that passes through the point (8, –2).
a.
y = mc005-9.jpgx – 2
c.
y = mc005-12.jpgx + mc005-13.jpg
b.
y = mc005-10.jpgx – mc005-11.jpg
d.
y = mc005-14.jpgx – mc005-15.jpg
 

 6. 
Identify all pairs of parallel and perpendicular lines in the figure.
mc006-1.jpg
a.
mc006-2.jpg
b.
mc006-3.jpg
c.
mc006-4.jpg
d.
mc006-5.jpg
 

 7. 
Identify all pairs of parallel and perpendicular lines in the figure.
mc007-1.jpg
a.
mc007-2.jpg
c.
mc007-4.jpg
b.
mc007-3.jpg
d.
mc007-5.jpg
 

 8. 
Identify all pairs of parallel and perpendicular lines in the figure.
mc008-1.jpg
a.
mc008-2.jpg
c.
mc008-4.jpg
b.
mc008-3.jpg
d.
mc008-5.jpg
 

 9. 
Identify all pairs of parallel and perpendicular lines in the figure.
mc009-1.jpg
a.
mc009-2.jpg
b.
mc009-3.jpg
c.
mc009-4.jpg
d.
mc009-5.jpg
 

 10. 
Identify all pairs of parallel and perpendicular lines in the figure.
mc010-1.jpg
a.
mc010-2.jpg
b.
mc010-3.jpg
c.
mc010-4.jpg
d.
mc010-5.jpg
 

 11. 
Identify all pairs of parallel and perpendicular lines in the figure.
mc011-1.jpg
a.
mc011-2.jpg
b.
mc011-3.jpg
c.
mc011-4.jpg
d.
mc011-5.jpg
 

Numeric Response
 

 12. 
The lines described by nr012-1.jpg and nr012-2.jpg are perpendicular. What is the value of a?

 



 
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