The Law of Cosines
1 Use the Law of Cosines $$\mathrm { a } = 8 , \mathrm { c } = 8 , \mathrm {~B} = 128 ^ { \circ }$$

Multiple Choice

The Law of Cosines
1 Use the Law of Cosines to Solve Oblique Triangles
- $$\mathrm { a } = 8 , \mathrm { c } = 8 , \mathrm {~B} = 128 ^ { \circ }$$

A) $\mathrm { b } = 14.4 , \mathrm {~A} = 26 ^ { \circ } , \mathrm { C } = 26 ^ { \circ }$
B) $\mathrm { b } = 17.3 , \mathrm {~A} = 28 ^ { \circ } , \mathrm { C } = 24 ^ { \circ }$
C) $\mathrm { b } = 20.2 , \mathrm {~A} = 24 ^ { \circ } , \mathrm { C } = 28 ^ { \circ }$
D) no triangle