The Law of Cosines
1 Use the Law of Cosines $\mathrm { A } = 109 ^ { \circ } , \mathrm { B } = 39 ^ { \circ } , \mathrm { C } = 32 ^ { \circ }$

question 147

Multiple Choice

The Law of Cosines
1 Use the Law of Cosines to Solve Oblique Triangles
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• A) \(\mathrm { A } = 109 ^ { \circ } , \mathrm { B } = 39 ^ { \circ } , \mathrm { C } = 32 ^ { \circ }\)
• B) \(\mathrm { A } = 39 ^ { \circ } , \mathrm { B } = 109 ^ { \circ } , \mathrm { C } = 32 ^ { \circ }\)
• C) \(A = 109 ^ { \circ } , \mathrm { B } = 32 ^ { \circ } , \mathrm { C } = 39 ^ { \circ }\)
• D) \(\mathrm { A } = 39 ^ { \circ } , \mathrm { B } = 32 ^ { \circ } , \mathrm { C } = 109 ^ { \circ }\)

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Definitions:

Tapeworm

Parasitic flatworms that live in the digestive tract of vertebrates, absorbing nutrients from the host's meals.

Scolex

The head or attachment organ of a tapeworm, equipped with suckers or hooks for attaching to the host's intestine.

Proglottid

One of the segments that make up the body of a tapeworm, each capable of producing eggs and developing into a new organism.

Flame Cells

Specialized excretory cells found in some flatworms, functioning in the removal of waste products from the body.