JonmichaelO376104 JonmichaelO376104

26-10-2022
Mathematics

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Find the length of BC to the nearest teeth of a foot.

Find the length of BC to the nearest teeth of a foot class=

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FarrahS263840 FarrahS263840

26-10-2022

Determine the length of BC by using trigonometry for the angle A.

[tex]\begin{gathered} \sin 64=\frac{BC}{AB} \\ 0.899=\frac{x}{2.7} \\ x=2.7\cdot0.899 \\ =2.4273 \\ \approx2.4 \end{gathered}[/tex]

So answer is 2.4 foot.

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