Triangles Study Guide #2

Could the set of side lengths form a triangle?

2 feet, 3 feet, 10 feet

• Yes

• No

Could the set of side lengths form a triangle?

4 inches, 10 inches, 13 inches

• Yes

• No

Find the measure of the missing angle.

• 30^o
• 110^o
• 150^o
• 40^o

Tags

CCSS.7.G.B.5

Find the measure of the missing angle.

• 90^o
• 10⁰
• 130^o
• 50^o

Tags

CCSS.7.G.B.5

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

• acute triangle
• right triangle
• obtuse triangle
• none of the above

Tags

CCSS.7.G.A.2

Look at the sides and angles of this triangle. Which type of triangle is pictured?

• A
• B
• C
• D

Tags

CCSS.7.G.A.2

If a triangle has no equal sides, what type of triangle is it?

• Scalene
• Equilateral
• Right 
• Obtuse

Tags

CCSS.7.G.A.2

A triangle has one angle that measure 81° and one that measures 37°. What is the measure of the third angle?

• 62°

• 76°

• 118°

• 99°

Tags

CCSS.7.G.B.5

How many triangles exist with the given angle measures?  55°, 45°, 90°

• No triangle exists
• Exactly one unique triangle exists
• More than one triangle exists

Tags

CCSS.HSG.CO.C.10

How many triangles exist with the given side lengths?  7 in, 7 in, 7 in

• No triangle exists
• Exactly one unique triangle exists
• More than one triangle exists