Angles and Triangles Unit Test

Name this triangle

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

Which type of triangle is pictured?

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

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

• 360

• 90

• 150

• |80

How many degrees is X?

• 65

• 70

• 90

• 55

How many degrees is X?

• 37

• 47

• 7

• 90

How much is the value of X?

• 45

• 60

• 90

• 15

How many triangles in the figure are acute?

• 1

• 2

• 3

• 4

Classify this triangle by its sides and angles.

• acute & scalene

• right & scalene

• right & equilateral

• acute & equilateral

A triangle has angle measurements of 26°, 59°, and 95°. What kind of triangle is it?

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

A triangle has side lengths of 19 centimetres, 19 centimetres, and 20 centimetres. What type of triangle is this?

• equilateral triangle

• isosceles triangle

• scalene triangle

• none of the above