How many solutions does the following equation have?
-5(2 + 1) = -2: + 10
Choose 1

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.

Idon’t know but you’ll figure it out