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krok68 [10]
3 years ago
12

I don’t know if this is right, I’m stuck. Help!

Mathematics
1 answer:
STALIN [3.7K]3 years ago
5 0

Answer:

C

Step-by-step explanation:

According to SohCahToa, cosine is adjacent over the hypotenuse.

The adjacent when looking from angle b, is 21.

The hypotenuse of this triangle is 29.

So Cos B=21/29

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Likurg_2 [28]

Answer:

11

Step-by-step explanation:

187=17r

Divide 17 on both sides so that "r" is by itself and can be solved

187/17=r

11=r

Hope this helps!

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SCORPION-xisa [38]
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Lady_Fox [76]

Answer:

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2 years ago
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Rodney has a board 5/6 yd long. He used 1/5 of the board to make a frame. How long is the board used to make the frame.
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