PLEASE HELP.
What is the sum of the measures of the exterior angles of this triangle?
if u can also help with my other questions i would gratly appriciate that

You download a video game to your computer. you have a 60-minute free trial of the game. it takes 5 1/6 minutes to set up the game 7 1/3 minutes to play each level. you want to find out how many levels you can play for free.which inequality describes the number of levels, l, you can play in 60 minutes? can you play 6 levels during your free trial? i need ,

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2