October 11th, 2021

Elementary School Resource: Obtuse Angles by Math Open Reference

Elementary School Resource Obtuse Angles by Math Open Reference This interactive web-based resource demonstrates obtuse angles (those between 90 and 180 degrees). The web page presents an angle (initially obtuse) that the user can adjust by dragging the endpoints of the line segments forming the angle. As it changes, it shows the angle measure and […]

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