3points lie on an xy plane, with each point representing where a particular person lives. amy lives at point (2,3); brian lives at point (0,7); and claire lives at point (-2,3). they all wish to meet up with each other for lunch, but at a location that is equidistant from each of their respective houses. at what point do they meet?
a. (0,4.5)
b. (0,13/3)
c. (0,3)
d. (1,5)
e. (-1,5)
don't search this up on the

In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.