ILL GIVE BRAINILEST: Write an equation for the triangle and solve the equation to find the value of the variable then find the a
2 answers:
N = 69 I had this question on my test 2 months ago :)
Answer:
n= 69 degrees
Step-by-step explanation:
total inside measure of any triangle is 180 degrees
180= n+n+42
180= 2n+ 42
2n= 180-42
2n= 138
n=69
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