Shown in the Figure Is a Plan for the Top $a = 22.3$

question 13

Multiple Choice

Shown in the figure is a plan for the top of a wing of a jet fighter, where $a = 22.3$ feet and $b = 18.9$ feet. Approximate angle $\varphi$ .

• A) \(32.4 ^ { \circ }\)
• B) \(154.2 ^ { \circ }\)
• C) \(145.4 ^ { \circ }\)
• D) \(147.6 ^ { \circ }\)
• E) \(152.0 ^ { \circ }\)