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The Tangent Ratio Review

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Mr. Hohman
Mr. Hohman

The document discusses the tangent ratio and how to use a reference table to find the tangent of an angle. It provides examples of calculating the tangent of various angles given side lengths of a right triangle. It also shows how to use the tangent ratio to solve for an unknown angle measure.

Formation
1  sur  11
8-5 The Tangent Ratio
Vocab Review Hypotenuse Leg Leg
The Tangent Ratio ,[object Object],[object Object],X Z Y
Example ,[object Object],X Z Y 5 12 13
What does that mean? Look at the table on page 311. Find the number closest to 0.4126 in the tangent column What is the approximate angle? X Z Y 5 12 13
What else can we do? ,[object Object],[object Object]
How about this? X Z Y a 14 34 ͦ
tan 24 °= ? ,[object Object],[object Object],[object Object],[object Object],30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 10
tan ___ = 2.9024 ,[object Object],[object Object],[object Object],[object Object],10 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
Solve for x. ,[object Object],[object Object],[object Object],[object Object],X 5 23 ° 10 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
SPICSA ,[object Object]

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The Tangent Ratio Review