Identify Triangles by Angles

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

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

• 80

• 100

• 60

• 90

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

• 32

• 39

• 45

• 54

What do the angles in an equilateral triangle measure?

• 30, 60, 90

• 45, 45, 90

• 60, 60, 60

• 35, 55, 90

Name the angles from SMALLEST to LARGEST

• Q, R, P

• P, Q, R

• R, P, Q

• R, Q, P

Name the angles from LARGEST to SMALLEST

• R, S, T

• S, T, R

• S, R, T

• T, S, R

Find the largest angle in Δ PRQ

• ∠R

• ∠P

• ∠Q

• ∠S

Find the largest side in Δ BCD

• Segment BC

• Segment DB

• Segment DC

• Segment AB

The figure shows the position of three trees on one part of a disc golf course. At which tree position is the angle between the trees the greatest?

• Tree 1

• Tree 2

• Tree 3