SOLUTION: if the angles of a pentagon are y,(y+25),(y+35),(y+45) and (y+54), find y

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Question 1040478: if the angles of a pentagon are y,(y+25),(y+35),(y+45) and (y+54), find y
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
The pentagon can be cut into three triangles all sharing one vertex of the pentagon. The sum of the measures of the interior angles of the pentagon is 3*180=540 degrees.

y%2B%28y%2B25%29%2B%28y%2B35%29%2B%28y%2B45%29%2B%28y%2B54%29=540