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How many sides does a regular polygon have if each exterior angle measures 72a.3b.4c.5d.6

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red