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12345 [234]
3 years ago
14

7. what is the value of x

Mathematics
2 answers:
frozen [14]3 years ago
8 0

Answer:

x = 18.5

Step-by-step explanation:

tangent is opposite over adjacent

tan 51 = x/15

solve for x

be sure your calculator is in Degree mode.

x = tan 51 * 15

andrew-mc [135]3 years ago
7 0

Answer:

x ≈ 18.52

Step-by-step explanation:

Using the tangent ratio in the right triangle

tan51° = \frac{opposite}{adjacent} = \frac{x}{15}

Multiply both sides by 15

15 × tan51° = x, thus

x ≈ 18.52 ( to 2 dec. places )

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