1. lesson 28.notebook November 13, 2012
Assignment:
1-->Set 29 (odds) - Due Tomorrow (11/14)
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2. lesson 28.notebook November 13, 2012
Lesson 28 WarmUp:
Simplify:
1) 5 7/8
+ 7 5/8
2) 5 3/8
- 1 1/8
3) Write a fraction equivalent to 1 that has a denominator of 12.
4) Write 14/5 as a mixed number.
5) How many months are in 3 years?
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3. lesson 28.notebook November 13, 2012
Lesson 28:
Lots of vocab...
*plane - a flat surface that has no boundaries
*intersect - to share a point or points
*parallel lines - lines that do not intersect
*perpendicular lines - lines that intersect at a right angle (90 degrees)
*oblique - lines that are neither parallel nor perpendicular
*angle - formed when 2 rays intersect
*vertex - the point of an angle where the 2 rays meet
*right angles - angles that measure exactly 90 degrees
*acute angles - angles that measure less than 90 degrees
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4. lesson 28.notebook November 13, 2012
*obtuse angles - angles that measure more than 90 degrees
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5. lesson 28.notebook November 13, 2012
Lesson 28 Examples:
pg. 147
A) pencils...
B) obtuse angle
C) right angle
D) acute angle
E) obtuse angle
F) right angle
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6. lesson 28.notebook November 13, 2012
G) angle 1 and angle 3
H)
I)
J) angle F or
K) angle G or
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