Geometry Answers

Next

ANSWERS

LESSON 1.1 Building Blocks of Geometry
1. S 5. NS 8. KN 9.
A 3.2 cm M 2.0 cm D

2. 9 cm 6. PQ KL , NM

3. SN 7. SP LM , NO LO

4. endpoint

17. m APB would have to be 214°, which is larger than an angle measure mess be. 18. First it increases, then it is undefined, then decreases, then undefined, then increases.

C B

LESSON 1.3 Whats a Widget?
1. e 5. g 9. j 2. d 6. k 10. l 3. f 7. b 11. h 4. c 8. i 12. a

10.
2.5 cm A C

2.5 cm

B

13. Sample answers: sides of a road, columns, telephone poles
D 5 cm E

5 cm

11. E( 14, 15) 12. AB , AC , AD , AE , AF , BC , BD , BE , BF , CD , CE , CF , DE , DF , EF (15 lines)
B C

14. They have the same measure, 13°. Because m Q 77°, its complement has measure 13°. So, m R 13°, which is the same as m P. 15.
D Q
1 2

16.

P

R

A

F

E

3

13. 2 lines
Z Y U X V W

17.

B C A Y X

14. Possible planar set: {C, D, H, G}; 12 different sets

LESSON 1.4 Polygons LESSON 1.2 Poolroom Math
1. the vertex 4. 126° 7. 47° 10. 110° 2. the bisector 3. a side 5. DAE 6. 133° 9. 70°
15° M O

Polygon name 1. Triangle 2. Quadrilateral 3. Pentagon 4. Hexagon 5. Heptagon 6. Octagon 7. Decagon 8. Dodecagon

Number of sides 3 4 5 6 7 8 10 12

Number of diagonals 0 2 5 9 14 20 35 54

8. 63° 11. N

12.

R

13.
90°

160° z

I

G

9. 15. great hundred° 16.



75°
P

E N

10.
D

Q U A

14. 90°

T A

Discovering Geometry hold Your Skills
©2003 Key Curriculum Press

ANSWERS

87

Previous

Next

11.
G

H

A B

LESSON 1.6 Circles
1.
O A B

F E D

C

D

12. AC , AD , AE 13. Possible answer: AB and BC 14. Possible answer: A and B 2. 48°

C

15. Possible answer: AC and FD 16. 82° 20. 12 17. 7.2 18. 61° 19. 16.1

4. 228° 5. 312° 1 6. 30° 7. 105° 8. 67 2 ° 9. The fit in goes through the center, P. (It is the diameter.)

3. 132°

P

10.

11.

LESSON 1.5 Triangles and Special Quadrilaterals
For Exercises...If you want to get a full essay, order it on our website: Ordercustompaper.com



If you want to get a full essay, wisit our page: write my paper