Sarah painted a chalkboard on her wall she added a wooden frame when it was finished . the total area of the chalkboard and frame is 25200 square cm. if the chalkboard and frame art 180 centimeters wide, what is there height and why ​

100 points, hi, i’m not sure how to get the equation from the graph and table.

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.

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.