The amount of radioactive element remaining, r, in a 100mg sample after d days is represented using the equation r=100(1/2) d/5. what is the daily percent of decrease

What is the value of x in the diagram below?

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?

3women sell hats at a craft fair weekly. the money they make at the fair is split into categories. 9% goes to pay taxes. $55 goes to pay rent for the space they sell in. the rest is split between the women. if the group make $706 at the fair, how much does each women get paid once the money is divided