Triangle Inequality Theorem Practice

The Triangle Inequality Theorem states the sum of any two sides in a triangle must be greater than the length of the third side.

• False

• True

Tags

CCSS.7.G.A.2

The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 

• 45°
• 90°
• 180°
• 360°

Tags

CCSS.8.G.A.5

The Opposite Side Angle Theorem says If one side of a triangle is longer than another side, then the angle opposite the longer side will be larger than the angle opposite the shorter side.

• True

• False

Tags

CCSS.HSG.CO.C.10

Which of the following sets of side lengths could produce a triangle? Select ALL that apply.

• 7 ft., 4 ft, 5 ft

• 3 in, 6 in, 2 in.

• 6 cm, 6 cm, 12 cm

• 9 mm, 9 mm, 9mm

• 4 m, 6 m, 9 m

Tags

CCSS.7.G.A.2

Will these line segments form a triangle?

• yes

• no

Tags

CCSS.7.G.A.2

Can the following side measures form a triangle?
  3, 5, 8 

• Yes
• No

Tags

CCSS.7.G.A.2

Will these three sides form a triangle?

• yes

• no

Tags

CCSS.7.G.A.2

Identify the shortest side measure.

• QP
• QM
• MP

Tags

CCSS.HSG.CO.C.10

Identify the longest side measure.

• AC
• BA
• BC

Tags

CCSS.HSG.CO.C.10

Identify the smallest angle.

• ∠A
• ∠B
• ∠C

Tags

CCSS.HSG.CO.C.10