7.2_bzat4e

# 7.2_bzat4e - should you navigate to go to island A? Herons...

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Section 7.2 The Law of Cosines

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The Law of Cosines and Its Derivation

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Deriving the Law of Cosines
Solving Oblique Triangles

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Example 8 inches b = 10 inches c = 0 120 Find the unknown side, and two unknown angles.

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Example 7 inches a = 12 inches b = 4 inches c = Find all three unknown angles.

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Application of the Law of Cosines
Example Find angle between the two paces for both the carnivore and the herbivore. θ

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Example 2 Miles 3 Miles 4 Miles If you are on island B, what bearing should you navigate to go to island C? If you are on island B, what bearing

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Unformatted text preview: should you navigate to go to island A? Herons Formula Example Bob Fernando's triangular property has the measurements of 40 yards, 50 yards and 30 yards. Find the area of the property. (a) (b) (c) (d) 49 8 inches b = 7 inches c = Find the measure of side a. a 39.52 inches 6.85 inches 38.85 inches 6.29 inches (a) (b) (c) (d) Find the measure of angle A. 7 inches a = 8 inches b = 8 inches c = 49.87 51.89 61.72 68.98...
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## This document was uploaded on 10/26/2011 for the course FKP bmfp at UTEM Chile.

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7.2_bzat4e - should you navigate to go to island A? Herons...

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