PLEASE HELP!! i attached a picture.
it does have a time limit so please help and fast!!
it’s grade 9 math
there’s only 2 questions on the page!
please!

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?

Draw a scaled copy of the circle using a scale factor of 2

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?