3 years ago

O 12 units O 15 units O 20 units O 25 units

Mathematics

1 answer:

nadezda [96]3 years ago

3 0

Answer:

12 units

Step-by-step explanation:

Because the two triangles are similar:

$\dfrac{x}{9}=\dfrac{16}{x} \\\\\\\dfrac{x^2}{9}=16 \\\\\\x^2=144 \\\\\\x=12$

Hope this helps!

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