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A ladder leaning against a house makes an angel of 74° with the ground. The foot of the ladder is 7 feet from the foot
of the house. How long is the ladder?

Respuesta :

6.5 * tan74 = 22.67 feet

Answer:

Step-by-step explanation:

[tex]\frac{7}{l} =cos 74\\l=\frac{7}{cos 74} =7 sec74=7 sec(90-16)=7cos 16 \approx 6.73 ft[/tex]

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