Angles Relationships in Triangles

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

Which type of triangle is pictured?

• Equilateral Triangle

• Right Isosceles Triangle

• Obtuse Scalene Triangle

• Obtuse Equilateral Triangle

The exterior angle of a triangle is greater than either _________ __________ angle.

• remote interior

• adjacent exterior

• related inverted

• bisected adjacent

Use the information in the diagram to find x.

• 0.2

• 22

• 2

• 0.5

Use the information in the diagram to find x.

• 8

• 12

• 20

• 4

Put the sides of the triangle in order from smallest to largest.

• TS, RT, RS

• TS, RS, RT

• RT, TS, RS

• RS, RT, TS

Put the angles in order from smallest to largest.

• X, Y, Z

• Z, X, Y

• Y, X, Z

• Y, Z, X

Three lighthouses are located around an ocean bay as shown. Determine which two lighthouses are farthest apart.

• 2 and 3

• 1 and 3

• 1 and 2

• cannot be determined

Name the shortest side of Triangle ABC.

• AB

• BC

• AC