Find the length of side x in simplest radical form with a rational
denominator.

Idon’t feel like doing the math but you need to do 2.24 divided by 7

Hello! i hope this
since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.