Triangles Quiz

• acute

• obtuse

• right

• acute

• obtuse

• right

• acute

• obtuse

• right

• equilateral

• isosceles

• scalene

A triangle has side lengths of 15 centimeters, 11 centimeters, and 9 centimeters. What kind of triangle is it?

• equilateral

• isosceles

• scalene

What is an "Acute" Angle?

• Angle that measures 180
• An Angle that measures 90
• An angle that measures more than 90
• An angle that measures less than 90

Which type of triangle is pictured?

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

Name this triangle.

• Right, Isosceles
• Scalene, acute
• Isosceles, acute
• Equilateral, obtuse

Find the measure of the missing angle.

• 90^o
• 10⁰
• 130^o
• 50^o

Solve for x.

• 16
• 11
• 50
• 6