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➷ Use Pythagoras' theorem:
b^2 = c^2 - a^2
Substitute in the values:
b^2 = 17^2 - 12^2
b^2 = 289 - 144
b^2 = 145
Square root it:
b = 12.04159458
The answer is 12.0
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➶ Hope This Helps You!
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➶ Have A Great Day ^-^
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