I will get an F if you don't help me within the hour of me posting this. PLEASE HELP! A pixel on a computer screen is 210-2cm long by 710-3 cm wide. What is the area of the pixel?

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

The sum of the reciprocal of a positive number and the reciprocal of 2 more than the number is 3/4 equation: the number is

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much