8th-grade math homework help
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option d 13.9 cm
Step-by-step explanation:
let the length be 11 inches and breadth be 8.5 inches
now using Pythagoras theorem we get
hypotenuse^2 = base^2 + length^2
hypotenuse^2 = 11^2 + 8.5^2
hypotenuse^2 - 121 + 72.25
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