A sample of radium has a weight of 1.5 mg and a half-life of approximately 6 years. How much of the sample will remain after 3 years?

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Answer each of the questions for the following diagram: 1. what type of angles are these? 2. solve for x. what does x equal? 3. what is the measure of the angles?