(a) An angle measures 49º. What is the measure of its complement? (b) An angle measures 37°. What is the measure of its supplement?

Which expression gives the area of the triangle shown below

Graph the linear function using the slooe and y intercept

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.