A surveyor stands 50 feet away from a building. His angle-measuring device is 4-feet above the ground. The angle of elevation to the top of the building is 63⁰. To the nearest tenth, how tall is the building?

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

It says factor each expression completely 8y+48

Louis wants to carpet the rectangular floor of his basement the basement has an area of 864 square feet the width of the basement is 2/3 its length what is the length of lewis's basement