Find the size of angle X.
1 answer:
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Answer:
Step-by-step explanation:
Lin should aim the ball at 7.8 feet away from point B
From the question (see attachment), we have the following equivalent ratios:
This is so because triangles ABE and DCE are similar triangles.
Such that:
So, we have:
Make CE the subject in
Substitute 20 - BE for CE in
Express as ratio
Cross multiply
Open bracket
Collect like terms
Divide both sides by 41
Hence, she should aim at 7.8 feet away from point B
Read more about similar triangles at:
