A square piece of paper is folded in half vertically. The resulting figure has a perimeter of 5.7 inches.
What is the number of square inches in the area of the original square?

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points

Its worth 10000000 points need asap if you answer correctly ill mark brainliest

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