The deepest part of the mariana trench (the deepest trench in the world's oceans) is at an elevation of -11.033 kilometers. the elevation of the deepest part of the atacama trench is -8.065 kilometers. what is the net change in elevation from the atacama trench to the mariana trench?

When i add money am i supposed to make it like this 7+12 or 7.00+12.00 because i got 19 dollars for my answer

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.