Question

Find the magnitudes of the angles labelled 1,2,3 and 4..

refer to the picture above
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Answer 1

Answer:

Magnitude of angles are following:-

1. 60

2. 70

3. 50

4. 60

Answer 2

Answer:

<4+70°+50°=180°[linear pair]

<4+120°=180°

<4=180-120

<4=60°

<1=<4[vertically opposite angle]

<1=60°

<3=50°[vertically opposite angle]

<2=70°[vertically opposite angle]