A balloon is floating above a lake and a sunken canoe is below the surface of the lake. The balloon's vertical position is 12 meters and the canoe's is -4.8 meters. The
equation 12+d=-4.8 represents this situation.
1. What does the variable d represent?

What is always true when two whole numbers are subtracted?

The floor of a building consists of 3000 tiles which are rhombus shaped and each of it's diagonals are 45 cm and 30 cm in length. find the total cost of polishing the floor, if the cost per m² is rs. 4.

Dana kicks a soccer ball. the table shows the height of the soccer ball with respect to the time, in seconds, after the ball was kicked.time | height(seconds) | (feet) ~~~~~~~~~~~~~~~0.5 211 341.5 392 362.5 253 6which graph best displays the relationship shown in the table? (i just need confirmation that its c)