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Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines 8-5 Law of Sines and Law of Cosines Holt GeometryHolt McDougal Geometry.

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Presentation on theme: "Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines 8-5 Law of Sines and Law of Cosines Holt GeometryHolt McDougal Geometry."— Presentation transcript:

1 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines 8-5 Law of Sines and Law of Cosines Holt GeometryHolt McDougal Geometry

2 8-5 Law of Sines and Law of Cosines Use the law of sines in a non-right triangle in you are provided with the measurements of an angle opposite a side.

3 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines Find the measure. Round lengths to the nearest tenth and angle measures to the nearest degree. FG

4 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines Find the measure. Round lengths to the nearest tenth and angle measures to the nearest degree. NP

5 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines Find the measure. Round lengths to the nearest tenth and angle measures to the nearest degree. mQmQ

6 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines Find the measure. Round lengths to the nearest tenth and angle measures to the nearest degree. mLmL

7 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines Find the measure. Round lengths to the nearest tenth and angle measures to the nearest degree. mXmX

8 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines Find the measure. Round lengths to the nearest tenth and angle measures to the nearest degree. AC

9 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines Solve each triangle. f = 9.1, r = 20.1, m <R = 107 ᵒ

10 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines Solve each triangle. m < R = 71 ᵒ, m <F = 41 ᵒ, r = 7.4

11 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines Solve each triangle. m <R = 34 ᵒ, f = 9.1, r = 27

12 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines Solve each triangle. m <F = 25 ᵒ, m<D = 52 ᵒ, r = 15.6

13 Holt McDougal Geometry 8-5 Law of Sines and Law of Cosines Solve each triangle. d = 30, r = 9.5, m <D = 107 ᵒ


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