Question

cos 45° what is the cos45°​

Answer 1

Answer:

The exact value of cos 45 degrees is 1/√2 (in surd form), which is also equal to sin 45 degrees. ... The approximate value of cos 45 is equal to 0.7071. Cos 45° = 1/√2 = √2/2. Therefore, 0.7071 or 1/√2 is a value of a trigonometric function or trigonometric ratio of standard angle (45 degrees).

Answer 2

$\bold\orange{QUESTION}$

cos 45° what is the cos45°

$\bold\orange{ANSWER}$

cos 45° = 1/√2.