Question: Regular pentagonal tiles and triangular tiles are arranged in the pattern shown. The pentagonal tiles are all the same size and shape and the

Regular pentagonal tiles and triangular tiles are arranged in the pattern shown. The pentagonal tiles are all the same size and shape and the triangular tiles are all the same size and shape. Find the angle measures of the triangular tiles. Explain your reasoning.

(20x + 48) (33x + 9) G B C A D E

(20x + 48) (33x + 9) G B C A D E F

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