Asked by Amanda
Leila walks South for 20m and then west for 20m. Determine her resultant displacement graphically and by calculation
Answers
Answered by
Damon
45 degrees South of West
45 degrees West of South
x = -20
y = -20
hypotenuse = sqrt (400+400)
= 20 sqrt 2
remember 1, 1, sqrt 2
right isosceles triangle?
45 degrees West of South
x = -20
y = -20
hypotenuse = sqrt (400+400)
= 20 sqrt 2
remember 1, 1, sqrt 2
right isosceles triangle?
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