Two angle measures in a triangle are 42° and 39°. What type of triangle is it?
2 answers:
?? Scalene triangle because none of the angles are the same
180 -(42+39)=180-81=99 (3d angle is more than 90, it is 99, obtuse angle),
if triangle has one obtuse angle , then it is <span>B. obtuse</span>
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The answer should be $71.39
