Answer:
6m+7.5
Step-by-step explanation:
the arithmetic mean is the average of two numbers
it is given that a is average of 6m and 10
so 
b is the average of 4m and 4
so 
c is the average of 14m and 16
so 
now the average of a ,b and c is given by

Answer:
the second one
Step-by-step explanation:
because both of them or even are right next to each other if i am correct that is how it is
good luck on math
Which points are coplanar?<br>
A. C,G,A,F<br>
B. A,J,K,I<br>
C. B,J,K,F<br>
D. A,B,H,G
Damm [24]
Answer:
B, J, K, F. Because they are on the same side compared to the other answers.
Step-by-step explanation:
Coplanar points are three or more points which all lie in the same plane. Any set of three points in space is coplanar. A set of four points may be coplanar or may be not coplanar.
Plz mark brainliest!
Answer:
7.16666666667
Step-by-step explanation:
calculator
1 is none of these and 2 is vertical