Ethan is 17 years younger than Molly. Eight years ago, Molly’s age was two times Ethan’s age. How old is Ethan now?

What is the distance between point a and b

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?