Can you help this person plz
I will give brainliest
Thank you

F(x) = x2 − 9, and g(x) = x − 3 f(x) = x2 − 4x + 3, and g(x) = x − 3 f(x) = x2 + 4x − 5, and g(x) = x − 1 f(x) = x2 − 16, and g(x) = x − 4 h(x) = x + 5 arrowright h(x) = x + 3 arrowright h(x) = x + 4 arrowright h(x) = x − 1 arrowright

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6

For the right triangle shown, the lengths of two sides are given. find the third side. leave your answer in simplified, radical form.