Answer:
The type of rock can tell you if the land was formed by layers of sediment, lava, etc. Fossils can show how old they are and therefore how old the land around it is
Explanation:
All quadrilaterals are alike because all of them have four sides, are coplanar, have two diagonals, and the sum of their four interior angles equals 360 degrees. Quadrilaterals can be different because they may or may not have parallel sides or equal sides, and there are many different types of quadrilaterals with special properties.
Some vaccines are made out of egg proteins, which is why it is imperative for those administering them to ask if the patient has an egg allergy. Some vaccines may cause a severe allergic reaction. However, if hives are all the patient gets from eggs, the vaccines are still administered. If they get more than hives, they are closely monitored if given the vaccine.