1Makiya 1Makiya

02-03-2020
Mathematics

contestada

Find cos B.

I need more words

Find cos B I need more words class=

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marcthemathtutor marcthemathtutor

02-03-2020

Answer:

9/41

Step-by-step explanation:

(refer to to attached diagram)

In our case,

Cos B

= adjacent length / hypotenuse

= BC / AB

= 18 /82 (divide numerator and denominator by 2)

= 9/41

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