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Find the measure of angle A

Find the measure of angle A
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4 votes
Find the measure of angle A

Find the measure of angle A-example-1
User Vladimir Efimov
by
8.6k points

1 Answer

4 votes

Answer:

-7

Explanation:

  1. The sum of all angles in a triangle will be equal to 180.
  2. So we add x+46+x+71+77=180*
  3. 2x+194=180
  4. 2x= -14
  5. x=-7
User Jgadelange
by
7.9k points
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