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asked Dec 1, 2019 145k views

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‼️ help please ASAP ‼️

Mathematics
high-school

Saeed Shahrivari asked

by Saeed Shahrivari

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2 Answers

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The answer to this question is AB / BC as cosine is defined for a right angle triangle as the ratio of the length of the adjacent side to the angle to the hypotenuse.

AD WAN answered Dec 3, 2019

by AD WAN

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4 votes

cos = adjacent leg/hypotenuse

Hypotenuse is BC.
For angle B, adjacent leg is AB.

cos B= AB/BC

Vinnie answered Dec 7, 2019

by Vinnie

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