A student and we can't and the area of the shaded region because the shape nas wanane measurements, instead of just a length and a with that we could why the student's starement about area is incorrect

Does the point (1, sqrt 7) lie on circle shown.

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?