I will give you brainliest if you right down the answer and explain it

Triangle dog was rotated to create triangle d'o'g'. describe the transformation using details and degrees. (10 points)

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9