Download Thurs. Jan 5th Warm Up/HW Check Interior/Exterior Angles Practice

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January 05, 2017
Thurs. Jan 5th
Warm Up/HW Check
Interior/Exterior Angles
Practice Problems
Quick question
HW: P. 375 #12-14, 18-20, 24, 25
Two sides of a triangle measure 18cm and 11 cm. What is the
range of the lengths of the third side. Make sure to do both cases
and present your answer in the correct form.
A polygon has a sum of degrees of 3240°. How many sides does
the polygon have?
January 05, 2017
Polygon
Regular
Polygon
Geometry
Sec 6.1 Day 2
1/5/17
Create a polygon that is:
Equiangular
Equilateral
but NOT
Equiangular
Regular
Formula for sum of the interior angles of a polygon:
Formula for the measure of ONE interior angle of a regular polygon:
January 05, 2017
Create the exterior angles for each regular polygon.
Sum of exterior angles of a regular polygon:
Measure of ONE exterior angle of a regular polygon:
A regular polygon has an exterior angle of 12°. How many sides does the
polygon have and what is the measure of an interior angle?
Today's summary:
P. 356 # 12 - 14, 22 - 25, 29
Homework: __________________________
- 31
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