15 points. what is the area of the circle segment/shaded area? picture included . answer in a way that will fill in the blanks, explanation preferred.

Which of the following tables represents exponential functions?

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

21 a stick 7 inches long is broken into two pieces, so that one piece is twice as long as the other one. how long are the two pieces?