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What is the length of side BC

What is the length of side BC-example-1
User Sourabrt
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1 Answer

3 votes

Answer: 16.8

Explanation:

Find BC:


tan\theta=(opposite)/(adjacent)\\\\\\tan(40^o)=(BC)/(20)\\\\\\20\ tan(40^o)=BC\\\\\\16.78=BC

User Geert Van Dort
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