The area of a rectangular shaped living room was 240 sq ft. the longest side of the room was 20 ft .what is the length of the small side of the room.

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered

What is the point slope form of a line with slope -5 that contains point (2,-1)

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.