Angles and Triangles Classification

Which type of triangle is pictured?

• Equilateral Triangle

• Right Isosceles Triangle

• Obtuse Scalene Triangle

• Obtuse Equilateral Triangle

Find the measure of the missing angle.

• 90^o

• 10⁰

• 130^o

• 50^o

An angle whose measure is exactly 90 degrees.

• acute

• vertical

• right

• straight

Solve for x.

• 16

• 11

• 50

• 6

In a triangle, how many total degrees are there?

• 100%

• 180 degrees

• it varies

• 360 degrees

If two of the angles of a triangle are 30 and 70 degrees, the third angle measures...

• 80

• 100

• 60

• 90

What do the angles in an equilateral triangle measure?

• 30, 60, 90

• 45, 45, 90

• 60, 60, 60

• 35, 55, 90

What is the third angle of a triangle whose 1st angle is 34 and 2nd angle is 101?

• 32

• 39

• 45

• 54

This is what kind of angle?

• obtuse

• right

• straight

• acute

Vertical angles are always

• acute

• total 180 degrees

• congruent (equal measures)

• adjacent angles