Sam lives in massachusetts and wants to buy a television that costs $2000. the sales tax in maine is only 5% which is less than the 6.25% in massachusetts. dave tells sam to just buy the television in massachusetts. if gas costs $30 to get to maine who is correct. explain?

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)

Write as a product: ac^2–ad+c^3–cd–bc^2+bd

Will give a: 122 b: 90 c: 48 d: 180