1. Find the sum of the interior angles of an octagon. 2. Find the number of sides of the regular polygon when the sum of the interior angles is 1260°. 3. Find the sum of the interior angles of hexagon.

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A: As per our guidelines, we are supposed to solve only first question. Kindly repost other question as...

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Q: IV. Let U = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15}, A = {2,4,6,8,10}, B = {7,9,11,13,15}, C = {3,6,...

A: "Since you have posted a question with multisubparts, we will solve the first three subparts for you...

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A: Given: procedure sum(n : positive integer)     sum := 0     while i &lt; 10         sum := sum + i

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A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...

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