8.29.19 Lesson 4­1.notebook

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Complete Lesson 1-2 Review (omit 6 & 7).

The upside down "T" means perpendicular. So MKL is a right angle.

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5

3

9 cm

12, 36

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midpoint - point of the segment that divides the segment into two congruent segments

definition: AB = BC

Theorem: 2AB = AC or AB = ½AC

congruent - describes figures that have the same measure

44

AC = 8

8.29.19 Lesson 4­1.notebook

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8.29.19 Lesson 4­1.notebook

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bisects - to cut into two congruent parts

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What it is

Basic Terms of Geometry

midpointtwo congruent pieces

bisect segmentbisector

B ACl segment bisector AC

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Lesson 4-1

#38b, 38d, 39