Question: Consider the trapezoidal numbers 1 +1 + 1. 1+ 2 + 2 + 2 +1. 1 +2 + 3+ 3+ 3+2 +1... The nth trapezoidal

Consider the trapezoidal numbers 1 +1 + 1. 1+ 2 + 2 + 2 +1. 1 +2 + 3+ 3+ 3+2 +1... The nth trapezoidal number is 1 +2 + + n + n + n + +2+1 where n is a positive integer. Complete parts {a} through {c} below. [a] Create a dot pattern representation of the trapezoidal numbers. Select the correct answer below
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