Triangle are closed figures with 3 sides whereas quad closed figures with 4 sides. Part II. Activities Activity 1 Directions: Tell the kind of lines referred to in each item. Write your answers on your answer sheet. (Parallel lines, Intersecting lines, Perpendicular lines) 1.Corner of a book 2. Capital letter X 3. Lines of a paper 4. Hand of a clock at 3:30 5. Rays of the sun 3