Question

pls help me solve all of these please less time all of these pls ​

Answer 1

Answer:

Step-by-step explanation:

1. 4x+2x=180

x=30

2. let the angles be: x, 3x-50

x+3x-50=90

x=35

the angles are:35,55

3. 2x+x=180

x=60

4. x+52=72(corresponding angles)

x=72-52=20

y=72(interior alternate angles)

5. i don't know this one, sorry.