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Sewanhaka High School Math 8 Class:______________ Name:___________________________________ Mrs. Lidowsky, Principal Mr. Long, Teacher Date:________________________ Topic: Geometry with ALGEBRA Main Idea: Measuring Angles Aim: H.W. #69A: Ditto DO-NOW #69A: 1) Define the following: a) An angle: __________________________________________________________________ Given: Name the angle three ways: C Name the rays: What type of angles is this? b) c) d) e) A T Acute angles: _______________________________________________________________ Right angles: ________________________________________________________________ Obtuse angles: _______________________________________________________________ Straight angles: _______________________________________________________________ RECALL NOTES Angle/Arm Exercise: Raise your left arm and produce each of the following anlges: right, acute, obtuse, and straight. Using your RIGHT ANGLE protractor, draw examples of each of the following angles and measure them: right, acute, Complement: obtuse, and Supplement: straight. Find the OBTUSE ANGLE complement and supplement of each angle that you draw. Complement: Supplement: Summary: STRAIGHT ANGLE Complement: Supplement: ACUTE ANGLE Complement: Supplement: #69A