Halp meh the first triangle is dilated to form the second triangle. select true or false for each statement. a. the scale factor is 0.25. b. the scale factor is 4. here is a link to the picture. just copy and paste it into your browser.

Pranza plotted point a in the coordinate plane below.

What’s the answer ? use the picture to see the problem

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.