Find the sum of the measures of the interior angles of each convex polygon.
#1 decagon.
#2 pentagon.
#1 decagon.
#2 pentagon.
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1. decagon has ten sides, so it has 10 angles. 360/10 = 36 degrees each.
2. pentagon has five sides, so it has 5 angles. 360/5 = 72 degrees each.
2. pentagon has five sides, so it has 5 angles. 360/5 = 72 degrees each.