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What is the value of c?

What is the value of c?-example-1
User Rottmann
by
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1 Answer

25 votes
25 votes

Answer:

c = 29°

Explanation:

the sum of the 3 angles in a triangle = 180°

sum the 3 angles and equate to 180

2c - 6 + c + 12 + 3c = 180 , that is

6c + 6 = 180 ( subtract 6 from both sides )

6c = 174 ( divide both sides by 6 )

c = 29

User Sad Comrade
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