Answer:
A. 10
Step-by-step explanation:
The perimeter is the sum of all the outside lengths
Therefore, to find the value of x, you must do:
x + x + 5 + x + 7 = 42
3x + 12 = 42
3x = 30
x =10
We need to be able to see the graph in order to be able to know for sure, but most likely D) Point E.
160 feet long most likely
The answer is 0.9 because if you divide 0.018 and 0.02 you would get 0.9
You add 13 and 8 it gets 21 so for X its 13