Asked by Mark
the areas of two squares are in the ratio 9:16. The smaller square has sides of length 15cm find the length of the sides of the larger square
Answers
Answered by
Damon
areas proportional to square of length
so
lengths proportional to square root of areas
sqrt (9/16) = 3/4
so every length on the big one is 4/3 times the length on the little one.
so
lengths proportional to square root of areas
sqrt (9/16) = 3/4
so every length on the big one is 4/3 times the length on the little one.
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