Question 1062582
To find the perimeter, add the sides.

6√27 + 3√48 + 3√75 + 6√20
=  6√9 √3 + 3√16 √3 + 3√25 √3 + 6√4 √5  {broke down radicals}
= 6(3)√3 + 3(4)√3 + 3(5)√3 + 6(2)√3 {evaluated radicals}
= 18√3 + 12√3 + 15√3 + 12√3 {multiplied}
= 57√3 {combined like terms}
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