Find the larger angle of a triangle if the values of its angles form an arithmetic progression with a difference of 15.

univerkov | November 20, 2020 | education

We mark the value of the smallest angle for x. Make an equation where x + x + 15 + x + 30 = 180
3x = 135
x = 43.
The larger angle, respectively = 43 + 30 = 73.

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