Both circles have the same center. The circumference of the inner circle is 69.08 miles. What is the area of the shaded region?

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

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