Answer:
It is Commutative property of multiplication.
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The horizontal component is:
17.1cos45.6≈11.96 so
vx=12.0 ft/sec (to nearest tenth ft/s)
First you need to find out what K and L's angle is
Step #1: Finding L's angle number
to do this you are going to subtract 219-178=?
answer should be 41.
Step #2: Desiding if J is Larger than L
Is 219 Larger than 41? or is 41 larger than 219?