on the coordinate plane, the endpoints of a line segment are (11,7) (5,11) what is the midpoint of the line segment

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

The tile along the edge of a triangular community pool needs to be replaced? ?