Answer:
-10
Step-by-step explanation:
Answer: C, 12 units on edge
Step-by-step explanation:
Answer: 70 meters.
Step-by-step explanation:
Observe the figure attached.
The distance between the walls is:

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Both triangles are right triangles. Therefore, you can calculate the distance between the walls as following:
- Calculate the distance AD:

- Calculate the distance AE:

Therefore the distance between the walls is:

The graph has a maximum value
Answer:
i think it was -(1/3)
Step-by-step explanation: