Donte is redoing his kitchen. He buys TWO pieces of granite that are on sale. Each piece measures 1.85 ft long and 4.27 ft wide. what is the total area of the granite he is purchasing??? And please show your work or use the step by step explantion

896.31 cm= km 100cm = 1m 1000m = 1km a) 0.0089631 b) 0.0089631 c) 8.9631 d) 89.631

X+ y = 5 ; x - y =3 solve using linear combination

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