I think the answer is 816cm
Answer:
x=14
Step-by-step explanation:
45 = 3 (x + 1)
Distribute the 3 to both terms in the parentheses
45 = 3x +3
Subtract 3 from each side
45-3 = 3x+3-3
42 = 3x
Divide each side by 3
42/3 = 3x/3
14 =x
Answer:

Step-by-step explanation:
The coordinates of M are calculated using the midpoint formula:

where
and
We substitute into the formula to obtain:

We simplify to get:

The coordinates of the midpoint of CD are:
