A ladder is placed against the side of a house. The base of the ladder rests 2 feet from the h window sill that is 13 feet up from the ground. How long is the ladder?

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

Factor and solve to find roots x squared -x - 90 =0

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red