Dexter is constructing an equilateral triangle with side length 6 inches using a compass and a straightedge.
what should the width of his compass be set to?
a. less than 3 inches
b. 3 inches
c. 6 inches
d. more than 6 inches

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