Question

fara 1, va rog mult:(

Answer 1

2, 3 si 4 au desenul atasat. Constructia este corecta
5.
m(∡DOP)=90°
6.
m(∡DOQ)+m(∡COP)=90°+90°=180°
7.
m(∡DOA)+m(∡AOP)+m(∡POC)=30°+60°+90°=180°
8.
m(∡DOA)=37°28'
m(∡AOP)=90°-37°28'=89°60'-37°28'=52°32'