Area of an -acute or obtuse- triangle – GeoGebra
Angles and Their Measurements – GeoGebra
Types of Triangles!, Baamboozle - Baamboozle
SOLVED: Two flat mirrors are perpendicular to each other. An incoming beam of light makes an angle of 208 with the first mirror as shown in the following figure: What is is
Area of obtuse angled triangle – GeoGebra
Obtuse Angles Examples – GeoGebra
Types of angles - the 5 classifications – GeoGebra
Simple Angles Review – GeoGebra
Part Two Acute, Obtuse, and Right Angles
Acute and Obtuse angle relationships on the unit circle – GeoGebra
GeoGebra Demonstration, Angles in Minor Segment is obtuse and in Major Segment is acute
Exploring Types of Angles – GeoGebra
Obtuse angle – GeoGebra