Answer:
the mean is 4
Step-by-step explanation:
ita 4 because first you add up the 10,3,2,5,0. and then it equals 20 and then divided and get the mean which is 4
Answer:
If you don't have a protractor handy, you can determine the size of an angle using the basic geometric principles of triangles. You'll need a scientific calculator to solve the equations. Most smartphones are equipped with them, but you can also download a free app or access a free calculator online.
Answer:
The formation of the equation is odd, but I assume it's supposed to be:
4k - 10k = -8k
-6k = -8k
-6k + 8k = -8k + 8k
2k = 0
= 
k = 0
80 inches or feet.. I think you are suppose to multiply 40x2 sorry if im wrong