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14-01-2020
Mathematics

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Please help me with trigonometry

Please help me with trigonometry class=

Respuesta :

14-01-2020

Answer:

cos R = .38

Step-by-step explanation:

First you need to find the length of the hypotenuse.

Use a squared + b squared = c squared

100 + 576 = c squared

square root of 676 is 26

CosR is adjacent over hypotenuse.

Adjacent is 10

Hypotenuse is 26

10/26 = .38

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