Two items in a package have a combined weight of 6 1/4 kg. if one item weighs 2 5/8 kg what is the weight of the second item?

Which property is illustrated by the following statement? if hxa rgi, then rgi hxa.

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

Proving the congruent supplements theorem