A hall 200 feet in length is to be designed as a whispering gallery. If the foci are located 20 feet from the center, how high will the ceiling be at the center

Measure of angles 31 (x+4) (3x+9) me

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?

4. a single woman uses an online cash flow calculator which reveals a cash flow of 203. what does this mean?