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Name _________________________________________
CHAPTER
1
Date ____________________
Chapter Test C
For use after the chapter “Essentials of Geometry”
In Exercises 1-4, use the diagram.
1. Name the intersection of AL and LO .
1. _____________
2. Name the intersection of plane ABC
and plane LOD.
2. _____________
3. Name three planes that intersect at
point O.
4. Name three lines that intersect at
point N.
5. The midpoint of FG is M(–1, 3). One endpoint is F(–2, 5). Find the
coordinates of endpoint G.
6. The midpoint of QR is M(2, 1.5). One endpoint is R(1, –1). Find the
coordinates of endpoint Q.
The endpoints of two segments are given. Find the exact
length of each segment. Tell whether the segments are
congruent.
7. AB ; A(1, 1), B(5, 3)
CD ; C(–3, –2), D(–1, 2)
Copyright © Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Answers
8. WX ; W(1, 2), X(5, 1)
YZ ; Y(4, 1), Z(2, 4)
9. Given that m  QRT = 95º, find
m  QRS and m  SRT.
3. _____________
_____________
4. _____________
_____________
5. _____________
6. _____________
7. _____________
_____________
8. _____________
_____________
_____________
9. _____________
10. Given that  ABD is a straight
angle, find m  ABC and
m  CBD.
11. Given that  XYZ and  LMN are
complementary angles, find
m  XYZ and m  LMN.
_____________
10. _____________
_____________
11. _____________
_____________
12. Given that  QRS and  EFG are
supplementary angles, find
m  QRS and m  EFG.
12. _____________
_____________
Geometry
Assessment Book
Name _________________________________________
CHAPTER
1
Date ____________________
Chapter Test C
continued
For use after the chapter “Essentials of Geometry”
13.  FGH and  HGJ form a linear pair. Find the measures of the
angles if m  FGH = 11xº and m  HGJ = (6x – 7)º.
14.  LMN and  NMO form a linear pair. Find the measures of the
angles if m  LMN = (3x + 10)º and m  NMO = (2x + 45)º.
Draw a figure that fits the description.
15. A regular triangle
16. A quadrilateral that is
equilateral but not equiangular
17. A concave pentagon
18. An isosceles triangle that is not
equiangular
Answers
13. _____________
_____________
14. _____________
_____________
15. _____________
16. _____________
Tell whether the statement is always, sometimes, or never true.
17. _____________
19. A nonagon is a plane figure.
18. _____________
20. A quadrilateral is convex.
21. A hexagon is equiangular but not equilateral.
19. _____________
18. _____________
22. The complement of the supplement of an angle is an acute angle.
Geometry
Assessment Book
19. _____________
20. _____________
21. _____________
22. _____________
23. _____________
Copyright © Houghton Mifflin Harcourt Publishing Company. All rights reserved.
23. Tony walks from point A to
point B and then from point B
to point C as shown in the
diagram. How many feet could
he have saved by walking on
the diagonal sidewalk from
point A directly to point C?
Round your answer to the
nearest foot. The distance
between consecutive grid
lines represents 4 feet.
Chapter Test C
1. Point L 2. AD
3. Planes LON, CNO, and ALO
4. CN , NM , and ON 5. (0, 1)
7. AB = CD =
6. (3, 4)
20; AB  CD
8. WX = 17 ; YZ = 13 ; WX ≇ YZ
9. m  QRS = 30º; m  SRT = 65º
10. m  ABC = 35º; m  CBD = 145º
11. m  XYZ = 24º; m  LMN = 66º
12. m  QRS = 67º; m  EFG = 113º
13. m  FGH = 121º; m  HGJ = 59º
14. m  LMN = 85º; m  NMO = 95º
15.
16.
17. Sample answer:
18. Sample answer:
19. always
20. sometimes
22. always
21. sometimes
23. 9 ft