Using complete sentences, explain why the oldest dated rock (approx. 4.0 billion years old) is younger than the age of the Earth (4.55 billion years).

Primitive rocks of the earth slowly evolved with relatively cool temperature.

Explanation:

The oldest rocks of the earth have been broken down by the process of the erosion and have been estimated to be more than 4 billion years old and were formed during the hadeon eon. When the surface of the earth was exposed at various places such as the geologic shields and is younger than the age of the earth and formation of the universe some 4.5 billion years ago as mineral contents shows of the late crystallization of magma.

Separated the laws of islam from the laws of the nationreplaced the old muslim calender with the gregorian calender  abolished religious courts and created a new legal system based on european law as opposed to the previous system based on the islamic law code granted women the right to vote and to hold public office launched government-funded programs to industrialize turkey and to spur the economic growth attempted to modernize turkey by banning the fez which was of greek origin marriage was considered civil and not religious and polygamy was abolished women were given the right to vote in all elections 

In a right-angled triangle: 1- the hypotenuse is the longest side2- we can apply pythagorean rule which states that: (hypotenuse)^2 = (side1)^2 + (side2)^2for the given triangle,longest side is 15 cm  side1 = 9 cmside2 is 12 cm  to check whether the triangle is right-angled or not,compare (15)^2 to the summation of (9)^2 and (12)^in other words, compare 225 to the summation of 81 and 144if they are both equal, then the triangle is right-angles, otherwise, it is not.you haven't provided the diagram showing her work, so i cannot tell the choice. however, apply my explanation to the question you have.