Option B: 4.0 cm is the value of w
Explanation:
It is given that
,
,
and 
Using the law of sines, we have,

Substituting the values, we have,

Cross multiplying, we get,

Simplifying, we have,

Dividing both sides by 0.515, we have,

Thus, the value of w is 4.0 cm
Hence, Option B is the correct answer.
Its A you just have to count the lines and say the numbers 1-4
The sequence 2, 3, 5, 7, 11 are the first five prime numbers. A prime number is a positive integer which has exactly 2 positive integer factore, one factor being 1 and the other factor is the positive number itself. So the next prime numbers after 11 are 13, then 17, 19, 23, 29, 31, 37, 41, 43
The answer is x=3 Your Welcome!
Factors of 38
1, 2, 19, 38
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1×38
2×19
Factors of 59
1, 59
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Common factors for 38 and 59
1 is the only common factor
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GCF of 38 and 59
1 is the both the common and GCF of 38 and 59