What were the three factors leading to the break in the unity of Christian Europe?

Amedical center’s rectangular parking lot currently has a length of 30 meters and a width of 20 meters. the center plans to expand both the length and the width of the parking lot by 2x meters. what polynomial in standard form represents the area of the expanded parking lot?

How do astronomers measure the amount of dark matter in the universe

12. identify the main term from the following statement: arthrotomy of toe, interphalangeal joint