The first one is B and the second is D
It looks like 19 would be.
I don't know any slick way to find it, other than just slugging it out.
4 hours 15 minutes is the answer to the question
Answer:
5) x=7
6) x=14
7) x=22
8) x=27
Step-by-step explanation:
Please see attached picture for full solution.
If 2 straight lines intersect, then the 2 angles opposite each other are equal.
Answer:
To see if multiple ratios are proportional, you could write them as fractions, reduce them, and compare them. If the reduced fractions are all the same, then you have proportional ratios.
(Hope this helps!! Btw, I am the first to answer.)