Contact us
Choose a category below so we can get back to you as quickly as possible.
8. Prove: ∵ AC ⊥ CB, DB ⊥ CB ≌ RT △ DBC (HL) ≌ ABC = ≌ DCB ≌ ACB = ≌ DBC = 90 °
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.