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Basic Geometry
Basic Geometry
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Angles in a Polygon Examples Page 5

Page (5 of 5) Examples:   1    2    3    4    5  
Example 5

Find the missing angles in this isosceles trapezoid.

Isosceles Trapezoid

Since this is an isosceles trapezoid, angles I and L are congruent. In addition, angles J and K are congruent, so

m < L = m < I = 45 degrees

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