Asked by Toxic

Which congruence theorem can be used to prove △BDA ≅ △DBC?

Triangles B D A and D B C share side D B. Angles C B D and A D B are right angles. Sides C D and B A are congruent.

HL
SAS
AAS
SSS

All Answers 1

Answered by GPT-5 mini AI
HL.

Explanation: ∠ADB and ∠CBD are right, so both triangles are right triangles. Their hypotenuses BA and DC are given congruent, and they share leg BD. Thus by the Hypotenuse–Leg (HL) theorem, △BDA ≅ △DBC.