Answer:
The third one
Step-by-step explanation:
It cannot be the first 2 as the corners wouldn't line up. It cannot be the last one as B and R are not the same angles
Cross multiply
72 x 2 = 15c
144 = 15c
Divide each side by 15
c = 9.6
Answer:
No sides equal means scalene.
All angles less than 90 degrees acute triangle.
http://www.1728.org/triang.htm
Step-by-step explanation:
F (1) = -2
hope this helps :)
Answer:
Positive correlation.
Step-by-step explanation:
This is a positive correlation. Because the dots don't jump around too much, they are steadily moving in one direction, so they have correlation.
But also, the dots are moving upwards, in a positive direction. So, that's why they have a positive correlation.
