Select all the conditions for which it is possible to construct a triangle. A triangle with angle measures 60° 80° and 80° triangle with side lengths 4 cm 5 cm in 6 cm a triangle with side links 4 cm 5 cm and 15 cm triangle with side links 4 cm and 5 cm and a 50° angle triangle with angle measures 30° and 60° and 83 cm side length

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?