8/16 reduced equals what?

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?

Point m is located at (-4, -6). what is located 4 units from point m? ( its on a coordinate plane by the way. )

Which graph or graphs appear to show a sinusoid? < me asap !