Question

am nevoie urgent in 25 de minute (dau follow puncte)​

Answer 1

Răspuns:

1. 97°

2. suplementar

3. 360°

4. 67°60'

5. 107°

6. 84°

7. 60°

S II

1. m AOB + m BOC= mAOC

110°+40°=150°

2. x+17+4x-12=180

5x+5=180

5x=175

×=35

Answer 2

Răspuns:

Explicație pas cu pas:

1)

49°

2)

alungit

3)

360°

4)

67 °20 '

5)

107°

6)

84°

7)

60°

-

1)

∡AOC= 110-40=70°

OE= bisect ∡AOC

OF= bisect ∡EOB

∡EOF= (70+40) /2

∡EOF= 55°

-

2)

nu se vede clar