A survey asked 816 college freshmen whether they had been to a movie or eaten in a restaurant during the past week. The followin
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This is Pythagorean's Theorem, with one leg being 10 and the hypotenuse being 16. Using those values in the theorem looks like this:
and
and
so
Take the square root of both sides to find that b = 12.5
and
and
so
Take the square root of both sides to find that b = 12.5