Isosceles Triangles practice

Which segment is the base?

• Segment AB
• Segment BC
• Segment AC

Tags

CCSS.7.G.A.2

Which angle is the vertex angle?

• <C
• <A
• <B

Tags

CCSS.HSG.CO.C.11

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

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

What is the value of the missing angle?

• 61
• 50
• 60
• 69

Tags

CCSS.8.G.A.5

What is the measure of BC?

• 12

• 6

• 9

• 10

Tags

CCSS.HSG.CO.C.10

Find x

• 90
• 45
• 22
• 35

Tags

CCSS.8.G.A.5

Find x

• 10
• 32
• 116
• 16

Tags

CCSS.8.G.A.5

• B

• C

• D

• E

Tags

CCSS.HSG.CO.C.10

Solve for the value of X.

X=_____

Tags

CCSS.HSG.CO.C.11