Respuesta :

choixongdong

Answer:

a = 44.1 cm

Step-by-step explanation:

<A = 180 - (102 + 28)

<A = 50°

Law of sines:

sin (50) / a = sin(28) / 2 7

0.766 / a = 0.4695 / 27

a = 0.766 * 27 / 0.4695

a = 44.1 cm

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