In a plane, line e is perpendicular to line f, line f is perpendicular to line g, and line h is parallel to
line f. Which of the following must be true?

∠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°

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

In the diagram, gef and hef are congruent. what is the value of x