Triangle ABC is congruent to triangle DFE. Find y.

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asked Jun 4, 2016 157k views

1 Answer

CTABUYO · Answer 1 · 2016-06-08T02:25:53+0000

Angles D and A are equal (from the statement bc the name of triangle starts with A and D)

Now set an equation of the angles so
45 = 5y -10

Add 10 on both sides

55 = 5y
divide by 5

y = 11

Triangle ABC is congruent to triangle DFE. Find y.

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