Giving 15 points for dis question

four puzzles that were manufactured contained a total of 420 pieces. the next 6 puzzles contained a total of 630 pieces. if the relationship between the number of puzzles and the total number of puzzle pieces continues to be proportional, which could be the missing entries in the table?

Find the equation using the point (4,8)

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle

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)