Triangles Independent practice

Find the measure of the angle indicated.

• 139°

• 66°

• 138°

• 116°

If all three angles are exactly the same measure, how big is each angle?

Hint: x + x + x = 180

• 180 degrees

• 90 degrees

• 50 degrees

• 60 degrees

In a triangle, how many total degrees are there?

• 100%
• 180 degrees
• it varies
• 360 degrees

Name this triangle using its sides.

• Equilateral

• Isosceles

• Scalene

• Obtuse

Name this triangle using its sides.

• scalene

• acute

• equilateral

• isosceles

Name this triangle using its sides and angles.

• equilateral, obtuse

• equilateral, acute

• scalene, right

• isosceles, acute

What is the missing side?

• 20.8

• 19.2

• 23.0

• 17.4

Classify this triangle by its angles

• Acute

• Equiangular

• Obtuse

• Right

What type of angle is shown?

• acute
• obtuse
• right
• straight

Which type of triangle is pictured?

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