The answer you get is 112
Ok
You look at how many ‘x’ there are then you add them together 6x+3x+x+10+40=180
I think you can take it from here?
S R
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1. b is midpoint of 1. given
AC
2. AB = BC 2. if midpoint, then two
congruent lines
3. AB = EF 3. given
4. BC = EF 4. transitive property
Quadrant one is not the answe but I think it’s 5x
