The base of a solid is a circle with radius 7. The cross-sections of the solid perpendicular to afixed diameter of the base are squares. If the circle is centered at the origin and the cross-sections are perpendicular to the x-axis, findthe areaA(x) of the cross section atx.

The correlation coefficient between the number of students and marks obtained in end semester exam. (13 marks) give the statistical meaning of the relationship between the number of students and marks b. obtained in end semester exam. (3 marks) draw the number of students and marks obtained in end semester exam scatter diagram c. (4 marks) check list write your name and id corectly write the question number properly use your own calculator. show all the steps to solve the problems. use the correct formula. answer in provided time. don't use your mobile for any purpose. write your answer up to two decimal places