The diagram illustrates a decorative lamp that is suspended from a ceiling by two strings. The first string is 43 centimeters lo
ng 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? a:25.0 centimeters b:38.3 centimeters c:39.6 centimeters d:42.4 centimeters