Answer:
b a pex
Step-by-step explanation:
8, 8 2/7, 26/3, 8.8
(You have to change 8 2/7 to 8.28 and 26/3 to 8.66
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:

Answer:
20*20+CD=400+CD
Step-by-step explanation:
Multiply
20
by
20
2(4+39) = 39 + 4 = 43
43 x 2 = 86