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LiRa [457]
3 years ago
7

Need help with this math question

Mathematics
2 answers:
Svetach [21]3 years ago
6 0

Answer:

7√3 = x

Step-by-step explanation:

Arbitrarily choose to focus on the 30 degree angle.  Then the side opposite this angle is 7 and the side adjacent to it is x.

tan 30 degrees = (opp side) / (adj side), or (1√3) = 7 / x.

Inverting this equation, we get √3 = x/7.

Multiplying both sides by 7 results in 7√3 = x

blondinia [14]3 years ago
4 0

Answer:

x =7\sqrt{3}

Step-by-step explanation:

By definition, the tangent of a z-angle is defined as

tan(z) =\frac{opposite}{adjacent}

For this case

opposite = 7

adjacent = x

z=30\°

So

tan(30) =\frac{7}{x}

x =\frac{7}{tan(30)}

x =7\sqrt{3}

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