Question

Va rog!!!!!!!!!! Dau coroanaaaa!!!!! Promit!!!! ​

Answer 1

Răspuns:

a) AOC, AOD, DOB, COB

b) AOC op la vf cu DOB, AOD op la vf cu COB

c) BOC = AOD (op la vf) = 45 grade

AOC = DOB = a

AOC+AOD+DOB+COB = 360 grade

AOC + AOD + 45 + 45 = 360 | - 90

2 a = 270 | ÷ 2

a = 135 grade = AOC = DOB