What is the area of this composite shape?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

The total number of dental clinics total for the last 12 months was recorded

What is the simplified form of square root of 400 to the 100th power ?