Members of the fire department lean a 30-foot ladder against a building. the side of the building is perpendicular to the level ground so that the base of the ladder is 10 feet away from the base of the building. to the nearest foot, how far up the building does the ladder reach?
can you explain with some details?

Answer this question only if you know the 30 points and

If jaime wants to find 60% of 320, which table should he use?

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?