Simplify square root of five times the quantity six minus four square root of three.
A. 9
B. thirty square root of three
C. six square root of five minus four square root of fifteen
D. square root of thirty minus twenty square root of three

You have 2 sides that are 2 cms and you have 6 sides that are 1/2 cm and you have 4 sides that are 1 cm. the smallest sides are 1/2 the medium sized sides are 1 and the smallest are 1/2. so to find the perimeter you have to add them all up together so your answer will be 11 cm's