Isosceles Triangles

Which angle is the vertex angle?

• <C
• <A
• <B

Tags

CCSS.HSG.CO.C.10

Which segment is the base?

• Segment AB
• Segment BC
• Segment AC

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.10

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

• sides

• angles

• measures

Tags

CCSS.HSG.CO.B.7

CCSS.HSG.CO.C.10

Which pair of angles is congruent?

• <A and <B

• <A and <C

• <B and <C

• none of them

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.CO.C.9

Which pair of sides is congruent?

• AC and BC

• AC and AB

• AB and BC

• none of them

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.SRT.B.5

m<1=?

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

Find the measure of ∠GIH.

• 72°

• 54°

• 122°

• 35°

Tags

CCSS.HSG.CO.C.10

What is the measure of ∠T?

• 4

• 52

• 76

• 25

Tags

CCSS.8.G.A.5

What is the value of x?

• 107

• 34

• 112

• 73

Tags

CCSS.8.G.A.5