In a board game, dora moves forward 3 spaces, back 4 spaces , and forward again 8 spaces in one turn. what is her net gain or loss of spaces ?

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Polygon hh is a scaled copy of polygon gg using a scale factor of 1/4. polygon h's area is what fraction of polygon g's area?

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?