The diagram illustrates a decorative lamp that is suspended from a ceiling by two strings. The first string is 43 centimeters long and makes a 50° angle with the horizontal. The second string is 35 centimeters long and makes a 70° angle with the horizontal. What is the distance between the points of suspension of the strings on the ceiling? 25.0 centimeters 38.3 centimeters 39.6 centimeters 42.4 centimeters

(1) Answers

The answer is 39.6 centimeters. This can be done by using cosine law.

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