Answer:
C IS THE ANS COS ALL POLYGONS ARE CLOSED AND IF IT NOT CLOSED IT NOT A POLYGON
5 years because when you divide 90 by 18 to get how many years it takes the tree to grow to 90 inches tall, you get 5.
12)
9/10 / 3/4
= 9/10 * 4/3
= 12/10
= 6/5
You read a number line from left to right therefore numbers on the left are lesser than numbers on the right
the second one because the exddddsedfffdffdggf