Answer:
46 degrees.
Step-by-step explanation:
Sin(angle) = 5/7. Using a calculator, this angle is thus 45.6, or approximately 46 degrees.
108 is the answer because a triangle has a total of 180 degrees and you only have 72 so far basically add 36+36 or 36*2 then since you have 72 subtract it from 180 and thats your answer
The number of books which Mr. Hartzel has now is:
<h3>What is Algebra?</h3>
This refers to the use of calculations to solve mathematical problems. There are different ways in which algebra is used and this can include addition, subtraction, division, etc.
With this in mind, we can see that Mr Hartzel had 12 books in his library
Then he got 9 new books and then sold off 6 books.
Therefore, the total number of books which he has now is:
12+9-6= 15 books
Read more about algebra here:
brainly.com/question/6143254
Answer:
{x | x R, x<-12}
Step-by-step explanation:
SO basically think of it as x is a teenager that wants to be alone. so have to figure out how to get everyone on the otehr side of their bedroom door (>)
so you are going to do this
-1/2x>6
/-1/2x /-1/2x
x<6/-1/2
x<6*-2/1
x<-12
