Question

varog ajutor dau coroana repede ​

Answer 1

Răspuns:

A) [CB U CD=BD

B) AB n CD=B

C) m(<ACB) +m(<ACD) =90+90=180

D)m(<ACB)=m(<BAC)+?

90=62°15'+?

89°60'-62°15'=27°45'