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Please Help! B belongs to AC D belongs to lineAF
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Please Help!



B belongs to AC D belongs to lineAF

Please Help! B belongs to AC D belongs to lineAF-example-1
User Muaz Usmani
by
3.5k points

1 Answer

13 votes

Answer:

x = 27

Explanation:

∠ CAD and ∠ EDF are corresponding angles and are congruent, so

∠ CAD = 2x

The sum of the 3 angles in Δ ABD = 180°

sum the angles and equate to 180

72 + 2x + 2x = 180

72 + 4x = 180 ( subtract 72 from both sides )

4x = 108 ( divide both sides by 4 )

x = 27

User Gamalier
by
3.2k points
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