Question 3(multiple choice worth 2 points)

(03.06 mc)

triangle abc with segment bd where point d is between points c and a, bc equals x, bd equals y, cd equals w, da equals z, and ba equals v

what expression represents the value of y?

y equals the square root of quantity x times v end quantity
y equals the square root of quantity w times z end quantity
y equals the square root of quantity w times the sum of w plus z end quantity
y equals the square root of quantity z times the sum of w plus z end quantity