Question

Determina el perímetro del triángulo ABC.

A) m (1 + sen a + cos a)
B) m (1 + sec a + tg a)
C) m (1 + cosec a + cotg a)
D) m ( 1 + sec a + cosec a)
E) m ( 1 + tg a + cotg a)
Es para hoy ayuda

Answer 1

C

Explanation:

`\text{tg} \alpha=(m)/(AB) \implies AB=m\text{cotg } \alpha \\ \\ \text{sen } \alpha=(m)/(AC) \implies AC=m\text{cosec } \alpha \\ \\ \therefore P=m(1+\text{cotg } \alpha+\text{cosec } \alpha)`