PLEASE HELP !! In which Pilates position does the person roll backward until the shoulders touch the floor? Rolling Like a Ball

Roll-Up

Chest Lift

Hundred

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What is the equation of the graph below? y=sec(x)-4

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?