41. Write an equation in slope-intercept form for the line that satisfies the following condition. passes through (1, -20) and (18,3)

Iam so stuck. what is the worked out answer for this question?

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)

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²