1.

From the figure, the value of D can be given as_____________

A. D = (b tan α1) / (tan α1 – tan α2)
B. D = (b tan α2) / (tan α2 – tan α1)
C. D = (b tan α1) / (tan α2 – tan α1)
D. D = (b tan α2) / (tan α1 – tan α2)
Answer» C. D = (b tan α1) / (tan α2 – tan α1)


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