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What is the value of w?A. 7B. 3.5C. 75D. 14
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What is the value of w?A. 7B. 3.5C. 75D. 14

What is the value of w?A. 7B. 3.5C. 75D. 14-example-1
User Stecog
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1 Answer

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cosine = adjascent / hipotenuse

cos 30 = (7√3)/w


\cos \text{ 30 = }\frac{7\sqrt[]{3}}{w}\Longrightarrow w=\frac{7\sqrt[]{3}}{\cos\text{ 30}}=\frac{7\sqrt[]{3}}{\frac{\sqrt[]{3}}{2}}=(7)/((1)/(2))=14\Longrightarrow\text{ w = 14}

Answer:

w = 14

User Neal Maloney
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