Question

Помогите по геометрии.
СРОЧНО!​

Answer 1

1-165•
2-fbd-142•
cbd-38•
abf-38•
3-abd-30•,bdc-150•
4-nmo =LmR=45•
Lmn=rmo =135•
5-1=10•
2=140•
3=10•
4=30•
6-1=3=145•
2=4=35•