DescriptionNat road 52 BG.svg English: National road number sign Български: Пътен знак за републикански път 52 Date 15 July 2021 Source Own work Author...
90°)-OA DM,'. as (a) with 120° in the place of 60°. 6. Show that SSq = Sg, SVg = 0, VSq = VVq = Vq, SKq = KSq = Sq, VKq = KVq, USq = ± UTq = 1 = TUq. 0...
