Three students are sitting on a school bus. Tracy is 15 feet directly behind Charlie and 8 feet directly left of Daniel. Tracy
makes a paper airplane and throws it to Charlie. Charlie throws
the airplane to Daniel, who throws it back to Tracy. How far
has the paper airplane traveled?

What is the measure of angle tvu shown in the diagram below

Titus works at a hotel. part of his job is to keep the complimentary pitcher of water at least half full and always with ice. when he starts his shift, the water level shows 4 gallons, or 128 cups of water. as the shift progresses, he records the level of the water every 10 minutes. after 2 hours, he uses a regression calculator to compute an equation for the decrease in water. his equation is w –0.414t + 129.549, where t is the number of minutes and w is the level of water. according to the equation, after about how many minutes would the water level be less than or equal to 64 cups?

Which of the following expressions cannot be simplified to x – 2?