Triangles

In a triangle, how many total degrees are there?

• 180 degrees

• 100%

• it varies

• 360 degrees

What is the name of this kind of triangle?

• Right

• Equilateral

• Scalene

• Isosceles

What is the name of this kind of triangle?

• Right

• Equilateral

• Scalene

• Isosceles

Find the measure of the indicated angle (x) in the triangle where the other two angles are 110° and 25°.

• 85

• 95

• 35

• 45

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

• acute triangle

• none of the above

• obtuse triangle

• right triangle

Find the missing angle in the triangle shown (with angles 51° and a right angle).

• 29°

• 39°

• 59°

• 49°

Determine if it is possible to form a triangle with the given side lengths. 2 mm, 2 mm, 8 mm

• yes

• no

Which of the following angles are opposite interior angles to angle d?

• Angle a and Angle b

• Angle a and Angle b and Angle c

• Angle a and Angle c

• Angle b and Angle c

Which of the following terms best describes Angle d?

• opposite interior angle

• Exterior angle

• Corresponding angle

• Interior angle

What kind of triangle is this?

• Acute

• Right

• Obtuse