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3 years ago

7

I want to know x=,y=,z=

1 answer:

My name is Ann [436]3 years ago

3 0

Y=29

x+y+78=180
x+29+78=180
x=180-78-29
x=73

z=180-73
z=107

x=73 degrees
y=28 degrees
z=107 degrees

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