Question

Calculate the length of the diagonal of the given rectangle☝️​

Answer 1

Answer:

28 cm

Step-by-step explanation:

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Answer 2

Let us consider △ABC,

In which ∠B = 90°

So,

${ac}^{2} = {ab}^{2} + {bc}^{2} \\ {ac}^{2} = {8}^{2} \: \: + {6}^{2} \\ {ac}^{2} = 64 + 36 \\ {ac}^{2} = 100 \: \: \: \: \: \: \: \: \\ ac = \sqrt{100} \: \: \\ ac = 10 \: \: \: \: \: \: \: \:$

Hence, diagonal = 10 cm.