The students from mrs. jansens class and mrs. schmidt class went on a trip to a science museum. admission was $8 per student. the total cost for all the students admissions was $320. mr. jansen has 16 students in his class. how many students does mrs. schmidt have?

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)