correct k √ca In the figure below, and are the endpoints of diameter of the circle with AB centre M. BC is a tangent to the circle at B as shown: Determine the equation of the circle in the form : (5) use distance formula √m correct distance for AB √a use midpoint formula √m correct centre MAB √a correct equation √ca Show that the coordinates of C, the point where the tangent at B intersects the x-axis is : (5) correct gradient √a correct gradient for AB √ca subn into line formula √m correct tangent equation √ca
√ca correct k In the figure below, and are the endpoints of diameter AB of the circle with centre M. BC is a tangent to the circle at B as shown: Determine the equation of the circle in the form : (5) √m use distance formula √a correct distance for AB √m use midpoint formula √a correct centre MAB √ca correct equation Show that the coordinates of C, the point where the tangent at B intersects the x-axis is : (5) √a correct gradient √ca correct gradient for AB √m subn into line formula √ca correct tangent equation
Grade%2012%20Mid-Year%20Preliminary%20Paper%202%202018%20-%20FINAL%20MEMO.docx