SOLUTION: A GARDENER MARKS OUT A NEW SECTION OF LAWN THAT IS SUPPOSED TO BE A RECTANGLE WITH SIDES OF LENGTH 15M AND 10M RESPECTIVELY. TO CHECK HE HAS MARKED OUT A RECTANGLE HE MEASURES THE

Algebra ->  Algebra  -> Length-and-distance -> SOLUTION: A GARDENER MARKS OUT A NEW SECTION OF LAWN THAT IS SUPPOSED TO BE A RECTANGLE WITH SIDES OF LENGTH 15M AND 10M RESPECTIVELY. TO CHECK HE HAS MARKED OUT A RECTANGLE HE MEASURES THE       Log On

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Question 58823: A GARDENER MARKS OUT A NEW SECTION OF LAWN THAT IS SUPPOSED TO BE A RECTANGLE WITH SIDES OF LENGTH 15M AND 10M RESPECTIVELY. TO CHECK HE HAS MARKED OUT A RECTANGLE HE MEASURES THE LENGTH OF THE DIAGONAL. HOW LONG SHOULD THIS BE?
Answer by rcmcc(152) About Me  (Show Source):
You can put this solution on YOUR website!
use pythagorean theorem to solve this question.a%5E2%2Bb%5E2=c%5E2+
to solve for c .sqrt%28a%5E2%2Bb%5E2%29=c+
sqrt%2815%5E2%2B10%5E2%29=c+
c=18
the cross length should be 18m.