Question

cos105
whats the value

Answer 1

Answer:

-0.2588190451

Step-by-step explanation:

We are asked to find the value of Cos 105 .

We find the value using the direct method of a Scientific Calculator.

Cos 105 = -0.2588190451

Answer 2

Answer: sqrt 2-sqrt 6/4

Step-by-step explanation: I got this right on Edmentum.