Isosceles and Equilateral Triangles

What is the measure of ∠A?

• 46

• 134

• 90

• 88

Tags

CCSS.8.G.A.5

What is the measure of BC?

• 12

• 6

• not enough information

• 10

Tags

CCSS.HSG.CO.C.9

What is the value of x?

• 16

• 60

• 8

• not enough information

Tags

CCSS.HSG.CO.C.10

What is the measure of ∠S?

• not enough information

• 30

• 60

• 180

Tags

CCSS.8.G.A.5

Find x

• 10
• 32
• 116
• 16

Tags

CCSS.8.G.A.5

The sides of an equilateral triangle have...

• different measures.
• Febtober.
• equal measures.
• 60°.

Tags

CCSS.4.G.A.2

What do the angles in an equilateral triangle measure?

• 30, 60, 90
• 60, 60, 60
• 45, 45, 90
• 35, 55, 90

Tags

CCSS.8.G.A.5

If two sides of a triangle are congruent, then the _________________ opposite those sides are congruent.

• sides
• vertices
• angles
• measures

Tags

CCSS.HSG.CO.C.10

If an isosceles triangle has a base angle measuring 40°, then what measure is the vertex angle?

• 120°
• 100°
• 40°
• 80°

Tags

CCSS.8.G.A.5

Use the picture to answer the question.

• 76

• 28

• 152

• 56

Tags

CCSS.8.G.A.5