B is dilated by a factor of 5
2-21x+28
-21x +3
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Answer:
82 degrees
let the point where the lines cross be E
ABD angle is 108 / 2 = 54 degrees
CAB angle is 56 / 2 = 28 degrees
the missing angle in ABE triangle is 180-54-28=98 degrees. angle x is 180 - 98 = 82
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Answer:
See Below.
Step-by-step explanation:
We can write a two-column proof.
<u>Statements:</u> <u>Reasons: </u>
<u></u>
Given
Definition of Midpoint
Given
Alt. Int. Angles Are Congruent
Alt. Int. Angles Are Congruent
AAS Congruence