Decimal form: 4.05, 0.5
Exact form: 9/2, 1/2
I believe there has to be an image included with this question my friend. Thine error hath been made known by the supreme lord of dao.
Answer: The sum of the measures of the angle inside of a triangle add up to 180 degrees. That's all we're doing over here. And so let's see if we can simplify this a little bit. So these two guys-- 90 plus 90's going to be 180, so you get 180 minus theta …
Author: Sal Khan
Step-by-step explanation:
Answer:

Step-by-step explanation:

It is opposite of what the equation is saying. Like if you had to add you would subtract or if you multiply you would divide.