Question

${61}^{2} = {60}^{2} + {b}^{2}$
chapter triangle and its properties
class 7​

Answer 1

Answer:

$61 ^{2} - {60}^{2} = b ^{2} \\ 3,721 - 3600 = {b}^{2} \\ {b}^{2} = 121 \\ {b} = \sqrt{121} \\ b = 11$

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