Do you have a graph or a picture? It would be easier to explain
Answer:
-18 C°
Step-by-step explanation:
Warmed means add cooled means subtract
starting at -23 it warmed by 8 add 8
-15
it warmed by 3 more add 3
-12
then it cooled by 6 subtract 6
-18
Trigonometric Functions:


You have the angle and the adjacent. You need to find the hypotenuse (PR). Therefore, you use cos.

Rearrange the formula to find H (PR):

14.463 ~ 14.5
<h2>
14.5°</h2>
5 times 19-13 would equal 30 as 19-13 is 6 times 5 =30