The answer is no. Because solution (a,b) means x=a, y=b.and we have a-b=5. And (b,a) would mean x=b and y=a but then x-y=b-a=-(a-b)=-5≠5. So the pair (b,a) is not a solution.
The answer is most likely 15ft.
Answer:
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Answer:
A 1.85
Step-by-step explanation:
cos 72 = 6/x
x cos 72 = 6
x = cos 72/6 = 1.84