G EOMETRIC S TRUCTURE Chapter 1 1. P OINTS, L INES, & P LANES Lesson 1-1 2.
46
GEOMETRIC STRUCTURE Chapter 1 1
-
Upload
charla-cunningham -
Category
Documents
-
view
217 -
download
0
Transcript of G EOMETRIC S TRUCTURE Chapter 1 1. P OINTS, L INES, & P LANES Lesson 1-1 2.
15
EXAMPLE 3
Find the precision for each measurement. Explain it’s meaning.
a. 5 millimeters
b. 8 ½ inches
c. 10 ¼ inches
d. 12.2 centimeters
27
EXAMPLE 5
Find the coordinates of X if Y (-1, 6) is the midpoint of XZ and Z has coordinates (2, 8).
30
VOCABULARY
degree ray opposite rays angle sides vertex
interior exterior right angle acute angle obtuse angle angle bisector
39
VOCABULARY
adjacent angle vertical angles linear pair complementary
angles supplementary
angles perpendicular
43
EXAMPLE 2
Find the measures of two complementary angles if the difference in the measures of the two angles is 12.