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1er Triangulo:
B = 180 - (45 + 60)
B = 75º
a = (sen 45 / sen 75) * 16
a = 11.7 cm (aprox)
c = (sen 60 / sen 75) * 16
c = 14.3 cm (aprox)
2do Triangulo:
c = √( 3² + 5² - (2 * 3 * 5 * cos 60) )
c = 4.4 cm (aprox)
A = arcsen ( (3/4.4) * sen 60 )
A = 36º (aprox)
B = 180 - (60 + 36)
B = 84º (aprox)
ESTUDIA !