Compute the perimeter of the rectangle using the distance formula. (round to the nearest integer)

a) 33
b) 34
c) 38
d) 45

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

Could somebody me with this radical simplification?