Solve $\triangle A B C .$ $y = 70 ^ { \circ } , c = 11 , b = 12$

Solve $\triangle A B C .$ $y = 70 ^ { \circ } , c = 11 , b = 12$

A) $\alpha = 45 ^ { \circ } , \beta = 65 ^ { \circ } , a = 6$
B) $\alpha = 45 ^ { \circ } , \beta = 65 ^ { \circ } , a = 9$
C) $\alpha = 43 ^ { \circ } , \beta = 67 ^ { \circ } , a = 9$
D) $\alpha = 43 ^ { \circ } , \beta = 70 ^ { \circ } , a = 9$
E) No triangle exists

Correct Answer:

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