Answer:
See below
Step-by-step explanation:
Three lengths will be a triangle only if the sum of two sides is greater than the third side.
This is a triangle.
This is not a triangle.
This is not a triangle.
This is a triangle.
Her first rate was faster. The 10 minutes with a change in elevation of -200ft.
In order to solve this you need to have the same minutes. In this problem, I just simply took the 10 minutes and the -200ft and doubled it. Now both rates have 20 minutes. The first rate would have gone -400ft in 20 minutes while the second rate was only -300ft in 20 minutes. I hope this wasn't confusing, and I'm willing to explain more.
C obtuse scalene
Source:
http://www.1728.org/triang.htm
The answer appears to be choice 3 because it resembles an exponential function.
But I might be wrong.
Hope this helps :)
~ Your Cookie Monster
Four times the sun of twice a number and -3
