A quadrilateral has vertices A(2, 4), B(3, 4) C(4, 8) and D(5, -1). If the quadrilateral is reflected over the y-axis, what are the coordinates of A'? :)

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

Which of the following best describes the delian problem?