Horizontal and parallel lines m q and u r are intersected by 2 diagonal lines n s and p t to form triangle e g f. line n s intersects line m q at point e and intersects line u r at point f. line p t intersects line m q at point e and intersects line u r at point g. which represents an exterior angle of triangle egf? ∠meg ∠neg ∠peq ∠rfs