Help me plz plz help plz plz I’ll give brainlist just plz help

An arrow is shot vertically upward at a rate of 180ft/s. use the projectile formula h=−16t2+v0t to determine at what time(s), in seconds, the arrow is at a height of 420ft. round your answer(s) to the nearest tenth of a second.

Which transformations could have occurred to map △abc to △a"b"c"? a rotation and a reflection a translation and a dilation a reflection and a dilation a dilation and a rotation

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out