A rectangle has length x and width y. Select all the true statements a. the perimeter is x+y
b. the perimeter is xy
c. the perimeter is 2(x+y)
d. the perimeter is 2xy
e. the perimeter is 2x+2y
f. the area is x+y
g. the area is xy
h. the area is 2xy

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

Aflagpole broke in a storm. it was originally 8 1 81 feet tall. 2 8 28 feet are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground some distance away. how far away is the end of the pole from the base of the pole along the ground?

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z