Xavier runs 21 miles in three hours what is his unit rate for the average distance he ran after one hour

7 mph

Step-by-step explanation:

21/3 = 7 so Xavier runs 7 miles per hour

the smallest possible measurement of the width is 14 feet

step-by-step explanation:

let's assume length of parallelogram is 'l'

width of parallelogram is 'w'

the perimeter of a parallelogram must be no less than 40 feet

so, we get

we are given

length of parallelogram is 6 feet

so,

l=6

we can plug it

now, we can solve for w

subtract both sides by 12

divide both sides by 2

and we get

so,

the smallest possible measurement of the width is 14 feet

answerim :

n

step-by-step explanation:

im not sure but my dad knows