What the length of a diagonal of a square with perimeter of 16

Alake near the arctic circle is covered by a sheet of ice during the cold winter months. when spring arrives, the ice starts to melt. s(t) models the ice sheet's thickness (in meters) as a function of time tt (in weeks). s(t)=-0.25t+4

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school