Answer:
The original point (x , y) —> the point rotated (-y , x)
Step-by-step explanation:
Answer:
let required no be x

by doing crisscrossed multiplication

42=7x
dividing both side by 7

6=x
therefore x=6
therefore value of remaining no.is 6
Answer:
check online for more information
C, not sure but C. It makes sense to me & I got it right when I did it