Answer:
20
Step-by-step explanation:
There are ten steps between two neutral line crossings. Two adjacent crossings represent half of a wavelength
B
Look at the X and Y coordinates carefully. X and Y coordinates are swapped and Y coordinate got negative sign.
AnB = ( b, c, d ) is the answer.
Hope this will help u
the answer is 3:20 to 6:00 which equals 3 hours and 20 minutes
c
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