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Mashutka [201]
3 years ago
14

I need help on this !!!!!

Mathematics
1 answer:
ikadub [295]3 years ago
4 0

Answer: 5.4

Step-by-step explanation:

Use cosine to find the adjacent side.

cosine = adjacent/hypotenuse

Substitute these values in the cosine equation:

cos(39) = x/7

7*cos(39) = x

Use a calculator to find the value of x:

x = 5.4

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