URGENT! In ABC. what is the value of r?

1 answer:

Bond [772]2 years ago

3 0

Answer:

16.2

Step-by-step explanation:

By geometric mean theorem:

${9}^{2} = 5(x) \\ \\ \implies \: 81 = 5x \\ \\ \implies \: x= \frac{81}{5} \\ \\ \implies \: x=16.2$

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