isabellamichel isabellamichel

05-06-2019
Mathematics

contestada

In triangle ABC, how long is side c if A = 103°, C = 17°, and a = 21?

Respuesta :

calculista calculista

05-06-2019

Answer:

c=6.30 units

Step-by-step explanation:

we know that

Applying the law of sines

a/sin(A)=c/sin(C)

Solve for c

c=a*sin(C)/sin(A)

substitute the values

c=21*sin(17°)/sin(103°)=6.30 units

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