Answer:
120.8 feet
Step-by-step explanation:
The answer is 31 1/6, I hope this helps!
Answer: A
Step-by-step explanation:

Answer:
Part 4) 
Part 5) 
Part 6) 
Step-by-step explanation:
Part 4) Find ER
we know that
In the right triangle ERF
Applying the Pythagorean Theorem

substitute the given values

solve for ER


Part 5) Find DF
we know that
In the right triangle DRF
Applying the Pythagorean Theorem

substitute the given values


simplify

Part 6) Find DE
we know that
----> by segment addition postulate
we have

substitute

Answer:
Step-by-step explanation:
x= -1/4