3 years ago

PLEASE HELP ME- i don't know what to do

Mathematics

1 answer:

Blizzard [7]3 years ago

3 0

Answer:

5x-20=3x(alternate angle)

5x-3x=20

2x=20

x=20/2

x=10

now ,

2y +4y+5x-20=180(sum of angles of a triangle)

6y+50-20=180

6y+30=180

6y=180-30=150

y=150/6

y=25

hope this will help

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