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Angles and Triangles
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What type of angle am I?
obtuse angle
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Triangles can be classified by the length of their ________ and the measure of their ________.
sides, angles
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What does this angle measure?
145°
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What does this angle measure?
60°
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What does angle MNO measure?
41°
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What does angle CBD measure?
50°
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Bresden said he can draw an obtuse equilateral triangle. Is he correct?
Bresden is not correct because equilateral triangles have only acute angles.
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What type of angle?
Obtuse
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What type of angle?
Acute
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Classify this triangle by its sides and angles.
Right Scalene
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What type of angle am I?
Acute
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What does angle CBD measure?
89°
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What type of angle?
Acute
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What does this angle measure?
120°
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What does this angle measure?
15°
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Classify this triangle by its sides and angles
Right Isosceles
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What does this angle measure?
35°
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What does angle ABC measure?
153°
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Classify this triangle by its sides and angles.
Obtuse Isosceles
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What does this angle measure?
47°
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Classify this triangle by its sides and angles.
Acute Equilateral
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What type of angle am I?
Right
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What tool is used to measure angles?
Protractor
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What does this angle measure?
14°
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What type of angle?
Obtuse
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