A bridge is sketched in the coordinate plane as a parabola represented by the equation h=40-0.01x², where h refers to the height, in feet, of the bridge at a location of x feet from the middle of the bridge. The bridge starts and ends at the x-intercepts of the parabola. What is the length of this bridge?
Do not round your answer until your end result. When finding the length of the bridge round to the nearest tenth of a foot.

The first map shows colonial powers and their holdings (1945). the second map shows human development worldwide. compare the two maps. what do the maps indicate about regions that gained independence in the second half of the twentieth century? they differ in their development patterns. they are as developed as their colonial powers. they are more developed than their colonial powers. they remain less developed than their colonial powers.

Where did the first african american fighter pilots begin training?

How many categories of information are there