Calculate the distance between the points M=(-2, 1) and K=(2, -4) in the coordinate plane.

In the diagram, gef and hef are congruent. what is the value of x

Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?