Two similar polygons are shown below: Which set of transformations was performed on PQRS to form P′Q′R′S′?

A dilation factor of 2
A dilation factor of 1 over 3
A dilation factor of 1 over 2
A dilation factor of 3

Given: ac and db are diameters. m∠3=

Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles

You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?