LEARNING TASK 4: A. Fill in the blanks to complete true statements. 1. If B is between A and C, then AB + BC = 2. are statements/rules that are assumed to be true and are accepted without being proven. 3. If two angles form a linear pair, then they are 4. are two angles with a common side but do not have common interior points 5. Perpendicular lines are lines that intersect and form four angles. 6. Isosceles Triangle is a triangle with two sides 7. Vertical angles are two angles formed by two intersecting lines. 8. is the intersection of two rays in an angle. 9. Hypotenuse is the side in a right triangle 10. Two lines are if they intersect to form right angles. 11. are statements that were already proven based on definitions, postulates and undefined terms. 12. is the segment that bisects or divides any angle of a triangle into two equal measures. 13. Complementary angles are two angles whose measures add up to 14. Skew Lines are two non-coplanar lines which do not 15. Acute angle is an angle whose measure is less than