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1316 Trigonometry Law of Sines Chapter 7 Sections 1&2

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Presentation transcript:

What does this sign mean?

What does this sign mean?

What does this sign mean?

Always pay attention to sines!! 8.6: The Law of Sines Always pay attention to sines!!

When the angle of elevation of the sun is 33 degrees, a telephone pole that is tilted 7 degrees from vertical casts a 30ft shadow. Find the length of the pole

The Law of Sines

When the angle of elevation of the sun is 33 degrees, a telephone pole that is tilted 7 degrees from vertical casts a 30ft shadow. Find the length of the pole 17ft

Find w

“Solving a Triangle”: Find the measures of all missing sides and all missing angles

Solve triangle DEF if m<D = 112, m<F = 8, f = 2

Solve triangle NOW if m<O = 32, n = 30, o = 16

Law of Sines Summary Used for non-right triangles Used in AAS, ASA and SSA situations