The congruence theorem that can be used to prove △LON ≅ △LMN is

∠aed is formed inside a circle by two intersecting chords. if minor arc bd = 70 and minor arc ac = 180, what is the measure of ∠ aed? a) 45° b) 50° c) 55° d) 60°

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

Which strategy is used by public health to reduce the incidence of food poisoning?