Wheats an equation of the line passing through point p that is parallel to the given line. P(6,8), y= 1/3x+4

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)

Use sigma notation to represent the following series for 9 terms.

In δabc, m∠acb = 90°, cd ⊥ ab and m∠acd = 45°. find: a find cd, if bc = 3 in