Selma went shopping and bought identical sweaters for each of 3 friends. If she spent $42, what was the cost of each sweater? In
1 answer:
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Answer:
Step-by-step explanation:
Formula for perimeter of a rectangle:
= width
= length
Since the length is twice the width,
.
So, plugging these values into the formula, as well as the given perimeter of 121 feet, we get,
And after some simplification, we are left with,