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Alinara [238K]
3 years ago
14

What is the value of x?

Mathematics
1 answer:
katovenus [111]3 years ago
4 0

Answer:

x = 15

Step-by-step explanation:

Using the Altitude on Hypotenuse theorem

( leg of large Δ )² = (part of hypotenuse below it ) × ( whole hypotenuse )

Thus

x² = 9 × (9 + 16) = 9 × 25 = 225 ( take the square root of both sides )

x = \sqrt{225} = 15

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