They speak French in many areas.
When scientists use the law of superposition to determine the age of a fossil, they go by the principle of 'every undisturbed layer of rock is older than the layer above it. This is not the most precise way of determining age, and in fact this method can only reveal the approximate age, but not the exact one.
Given:
WXYZ is an isosceles trapezoid. WY=8x-3 and ZX=19.
To find:
The value of x.
Solution:
We know that the diagonals of an isosceles trapezoid are equal. So,


Add 3 on both sides.


Divide both sides by 8.


Therefore, the correct option is B.
The correct answer should be A. <span>Latin America extends across many latitudes.
Many people first think of the rainforests, however, Latin America spans more than 85 degrees of latitude, having both extremely high mountains and broad planes.</span>