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Formula
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a² + b² = c²
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Find the missing leg.
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15² + b² = 18²
b² = 18² - 15²
b² = 99
b = √99
b = 9.95 cm
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Answer: 9.95 cm
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Answer:
-4
because 8 - 4 = 4 but if they are both negative it never crossed into the positive side
Hello!
When you have a non-exact root (irrational number)