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Find BC in ABC round to the nearest 10th

Find BC in ABC round to the nearest 10th-example-1
User Jeffhale
by
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1 Answer

3 votes

Answer:

Explanation:

take 53 degree as reference angle

using tan rule

tan 53=opposite/adjacent

1.32=BC/18

1.32*18=BC

23.76=BC

23.8=BC

User Mhodges
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