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Find BC please help!

Find BC please help!
asked 135k views
13 votes
Find BC please help!

Find BC please help!-example-1
asked
User Rui Botelho
by
8.6k points

1 Answer

2 votes

Answer:

BC=23

Explanation:

Use sine rule:

x/sinX=y/sinY

BC/sinA=AB/sinC

BC/sin61=9/sin20

BC=26.3142396015*sin61

BC=23.0149525338

answered
User Spatial
by
8.2k points
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