Congruent Triangles and HL

If \overline{MJ\ } \perp\overline{NK} then you can prove the two triangles are congruent by using which theorem?

• SSS

• SAS

• AAS

• HL

Are these triangles congruent?

• Yes, by SAS

• Yes, by AAS

• Yes, by HL

• No, this is the SSA one!!

Can the HL Congruence Theorem be used to prove the triangles congruent? If so, write a congruence statement.

• Yes, △ABC≅△YXW

• Yes, △CBA≅△WXY

• Yes, △BCA≅△XYW

• No

• Yes, by SSA

• Yes, by SAS

• Yes, by HL

• Not congruent

Based on the diagram below, find the length of TR.

Find side length X.

• 16

• 18

• 2.4

• 15

Tags

scale factor

∆EHG≅∆KFC
Which is a true statement?

• EH≅FK

• HG≅KF

• EG≅KC

• ∠E≅∠C

Find side length X.

• 16

• 18

• 2.4

• 15

Which piece of information is needed to prove the triangles are congruent by AAS?

Determine if the following triangles are congruent.

• Yes, by AAS

• Yes, by SAS

• Yes, by ASA

• No, this is the SSA one!!