Mathematics, 12.10.2020 06:01 kseniyayakimno
Which transformation is shown by the coordinates below? L (-1, 9) M (-8, 8) N (-3, 5) L '(- 9, -1) M' (- 8, -8) N '(- 5, -3) A. Reflection over the x-axis / B. Translation 8 units left and 8 units down / C. Rotation 90 degrees clockwise / D. Rotation 270 degrees clockwise
Answers: 2
is the norm of original point, defined as:
, 
is the direction of the point centered at origin and with respect to +x semiaxis, measured in sexagesimal degrees:
. Then:
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Which transformation is shown by the coordinates below? L (-1, 9) M (-8, 8) N (-3, 5) L '(- 9, -1) M...
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