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5 Cards in this Set
- Front
- Back
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You have a triangle with an altitude from the right angle to the hypotenuse. You need to the know the length of the height. What do you do?
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Use the formula Left-Triangle Base/ x = Right-Triangle Base/X.
"Right triangle ABC with altitude CD from right angle C. AD/CD=CD/BD |
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You have a right triangle with an altitude from the right angle to the hypotenuse. You need to know one of the legs.
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Use the formula: Right-Triangle Base/X=X/Entire Base
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sine
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opposite leg/hypotenuse
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cosine
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adjacent leg/ hypotenuse
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tangent
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opposite leg/adjacent leg
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