Exercise 2
from Viby J station m7:8 r50 |
to Fredesvang Runddel m6:16 r37 |
direction | m7 to m6 and r50 to r37 |
= counter clockwise / to earlier and = inwards |
distance
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inwards/outwards: radius r50 - r37 = 1300m ----------------------Time-space / Minutes distance A) from m7:8 to m7 = :8 minutes
B) The with of a sector (minutus maximus) is radius/2! (Confirm: 360 / 12 = 30 degrees, sin 30 = 0,5) On average radius r40, minutes distance = :40/2 = :20
From m7 to m6:16 = :20 - :16 = :4 minutes
A) + B) = :8 + :4 = 1200m
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flight distance / Hipotenuse: more than 1300 m less than 1300 + 1200m |