In a triangle with angles measuring a, b and c degrees, the mean of b and c is a. What is the value of a?

asked Feb 12, 2024 232k views

2 votes

In a triangle with angles measuring a, b and c degrees, the mean of b and c is a. What is the

value of a?

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2 votes

Answer:

Explanation:

$a+b+c=180\\(b+c)/(2)=a \rightarrow b+c=2a\\\\a+2a=180\\3a=180\\a=60$

Therefore, the value of a is 60 degrees

Viktor Tabori answered Feb 19, 2024

8.2k points

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