Isosceles Base Angles

Fill in reason .

• Prove

• Base angles of an isosceles triangle are congruent.

• CPCTC

• definition of angle bisector

Tags

CCSS.HSG.SRT.B.5

For isosceles triangles, when we are given that two sides are congruent we can prove that ______________________.

• two angles are congruent

• the third side is congruent

• three angles are congruent

• no other relationships exist

Tags

CCSS.8.G.A.2

Fill in statement #3.

Tags

CCSS.HSG.SRT.B.5

Fill in reason #3.

• Symmetric Property

• CPCTC

• Transitive Property

• Reflexive Property

Tags

CCSS.HSG.SRT.B.5

Fill in statement #4.

Tags

CCSS.HSG.SRT.B.5

Which of these is the given for this theorem?

Tags

CCSS.HSG.CO.C.9

Tags

CCSS.HSG.SRT.B.5

What are the two congruent segments formed by the midpoint D?

Tags

CCSS.HSG.CO.C.10

Which of the following must be true because Δ DBA ≅ Δ DCA?

Tags

CCSS.HSG.CO.B.7