The answer is 41 miles
Imagine the diagonal distance is called c
Using Pythagorean theorem 40^2 + 9^2 = c^2
1600 + 81 = c^2
The square root of 1681 is 41
So c = 41
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Collect like terms
(2x-x) + (9+3)
Simplify
x+12
Answer:
5x+4
Step-by-step explanation: