I need help I don't get this?

enter image source here

1 Answer
Jim G.
Apr 9, 2018

#"see explanation"#

Explanation:

#"under a rotation about the origin of "270^@#

#• " a point " A(x,y)toA'(y,-x)#

#rArrS(7,-6)toS'(-6,-7)#

#rArrQ(-2,-1)toQ'(-1,2)#

#rArrR(-2,3)toR'(3,2)#

#rArrT(7,-2)toT'(-2,-7)#

#"Plot the 4 points "S', Q', R' "and "T'#

#"and connect the points to obtain the image of "SQRT#

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