Respuesta :

choixongdong

Answer:

3)

x = 5.3

4)

<A = 22.6°

<B = 67.4°

Step-by-step explanation:

Tan(A) = 5/12

<A = 22.6°

Tan(B) = 12/5

<B = 67.4°

Or you can find <B = 90 - <A) = 90° - 22.6° = 67.4°

3)

tan(24) = x / 12

x = 12 * tan(24)

x = 12 * 0.4452

x = 5.3

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