1'2 Linear Measure and Precision

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1.2 Linear Measure and Precision
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Important Terms

• Line segment
• Precision
• Ex if cm is smallest unit, can come w/in .5 cm
  for precision
• Ex if mm is smallest unit, can come w/in .5
  mm

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Examples

• Find the precision for the measurement
• 1. 5 mm 2. 8 ½ inches

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Important Terms

• Between
• Congruent

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Examples
R
A
2y
P
Q
21
B
2
C
2
Find RQ
Find AC
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Congruent ( ) items with same meas (use in
geom figures instead of )
F
B
E
D
A
C
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Assignment

• 1.2 p. 17 (12-15 all, 16-38 even, 42-64 even)