Chord AC intersects chord BD at point P in circle Z. AP=3.5 in. DP=4 in. PC=6 in. What is BP?
If chords intersect in a circle, the product of their associated segments are equal.....so....
3.5 * 6 = 4 * BP divide both sides by 4
[3.5 * 6] / 4 = BP
5.25 = BP