Can someone please help me

Which shows the image of rectangle abcd after the rotation (x, y) → (–y, x)?

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me