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GeoGebraGeoGebra Classroom

EXIT SLIP: SECTION1.4

#1. Classify each angle measure as acute, right, obtuse, or straight: a) 88˚ b) 92˚ c) 178˚ d) 180˚

#2 a) Move the rays so that the red angle is approximately 60˚. b) Move the rays so that the green angle is approximately 175˚.

#2

Image

#3. In the diagram above, is perpendicular to . Find m<ECB.