Question

7.Brandon drew 4 circles, each with a different diameter, on a piece of paper. For each circle, helaid a piece of string along the outline and then measured the length of the string. His results areshown in the table below.Circle MeasurementsDiameterLength of String5 cm 15.7 cm 10 cm 31.4 cm 15 cm 47.1 cm 20 cm 62.8 cm Brandon wrote the equation, y= kx, to model the relationship between the circumference and the diameter of the circle. Which of the following statements correctly describe what k represents in this equation? I.k represents the radiusII.k represents the unit rateIII.k represents the areaIV.k representsA.II and IV onlyB.I, II, and IV onlyC.I and IV onlyD.I and III only

Answer 1

Answer:

i cant understand this sorrrry