Cora’s kitten weighs 1,200 grams. If he weighed 550 grams at the last visit to the veterinarian’s office, what is the percent increase in the kitten’s weight rounded to the nearest whole number?

118%

Step-by-step explanation:

By working out the percentage difference  of 1,200/550 that gives 2.1818 that means it is 228% of what it used to be however as it askes for an increase it is 118% as you minus the original 100%

10 cm

step-by-step explanation:

if the polygon is a rectangle, then the perimeter is x+x+y+y. using the values that you gave, the perimeter is 3+3+2+2=10cm.

-2 is the right