Triangles! Chapter 5 Intro

Classify this triangle by its sides and angles.

• acute & scalene

• right & scalene

• right & equilateral

• acute & equilateral

Name this triangle

• Acute, Scalene
• Obtuse, Scalene
• Right, Isosceles
• Acute, Equilateral

This is . . .

• an acute triangle

• an obtuse triangle

• a right triangle

• an equilateral triangle

This is . . . (chose two)

• a scalene triangle

• an obtuse triangle

• an equilateral triangle

• an acute triangle

Which type of triangle is pictured?

• Equilateral Triangle
• Right Isosceles Triangle
• Obtuse Scalene Triangle
• Obtuse Equilateral Triangle

Select the triangle that is acute, isosceles, and equilateral.

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A triangle has angle measurements of 54°, 52°, and 74°. What kind of triangle is it?

• acute triangle
• right triangle
• obtuse triangle
• none of the above

What is an "Acute" Angle?

• An adorable angle

• An Angle that measures 90

• An angle that measures more than 90

• An angle that measures less than 90

This is . . . (classify by sides)

• a scalene triangle

• an acute triangle

• an isosceles triangle

• an obtuse triangle

Inside any triangle the sum of all the angles in degrees is always:

• 360

• 90

• 150

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