1. suppose you bought a new car in december 2010 for $15,000.
a. according to the rule of thumb, what would the car be worth at each of these times?
i. december 2011
ii. december 2015
iii. december 2020
b. develop a general formula for the value of the car t years after it’s purchase.

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.

Don't know how to find x given these segment lengths

Someone me what is the area of this figure? 18m 18m 8m 16m