To solve this problem you must apply the proccedure shown below:
1. The area of the rectangle is:

Where
is the width and
is the length.
2. Based on the data given, solve for the width and then substitute the values of the length and the values of the area. Therefore, you have:

The answer is the second option:

3:55. Hope this helped :)
so if they are triangles right u would add each sides
Step-by-step explanation:
The AB is equal to AC because They are straight lines that both came from the same point Which is A. which shows congruecy or similarity