Rotate AXYZ 90° clockwise around the origin to form AX'Y'Z'. Then dilate the
image by a scale factor of - with the center
)
of dilation at the origin to form AX"Y"Z".

Right ∆abc has coordinates a(-7, 3), b( -7, 10), and c(-1, 3). the triangle is reflected over the x - axis and then reflected again over the y - axis to create ∆a'b'c'. which are the coordinates of vertex a'?