Answer:
creo que es 4cm y la otra B no se por que esta en ingles ok
Given :
On a map with a scale 1: 25000 .
The area of a lake is 33.6 square centimeters.
To Find :
The actual area of the lake.
Solution :
Let, actual area of lake is A.
So,

We know , 
Area in km² is :

Hence, this is the required solution.
Answer:
A. 
Step-by-step explanation:
For this problem, we have to combine like terms.
Let's look at the equation:

,
,
do not have any other like terms, so we keep all in the final answer.
and
are like terms, so we combine them. 
14 and 6 are like terms, so we combine them. 14+6 = 20
Let's put everything into the final equation:

So, the final answer is A. 
Hope this helps! If you have any questions about my work, leave them in the comments below!