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Sheet # 245

Name: _____________________ Date_____________


Use drawings, words, or numbers to explain how you got your answer.

1) Measure and classify (right angle, acute angle, or obtuse angle) the following angles.

Angle AED

Angle AEB

Angle EAB

Angle EDA



2) What is the sum of the angles AED, EDA, and DAE?



3) Are the angles AEB and DEC equal? What about angles AED and BEC? What is the sum of these four angles?


























Answer for sheet # 245

Angle AED = acute angle

Angle AEB = obtuse angle

Angle EAB = acute angle

Angle EDA = acute angle

2) 180 degrees

3) Angles AEB and DEC are equal. Angles AED and BEC are equal. The sume of four angles is 360 degrees.