Answer:
c = 22.38
Step-by-step explanation:
To find the value of c, given the angle that faces it, we use the cosine rule
We have it in its general form as;
c^2 = a^2 + b^2 - 2ab Cos C
c^2 = 8^2 + 16^2 -2(8)(16)cos 135
c^2 =501.02
c = √501.02
c = 22.38
