Read and understand the statement. Choose the correct answer from the box and write on the space provided before the number acute angle line rhombus intersecting lines obtuse triangle equilateral triangle perpendicular lines trapezium 19. It is formed by points connected to each other and can be extended to both directions indefinitely. 20. Lines that meet or cross at one point and form a right angle or 90 degrees. 21. An angle whose measure is greater than 0° but less than 90° 22. A triangle which one of its angles measures greater than 90° but less than 1800 23. A triangle which all three angles have the same measurement. 24. A quadrilateral with no pair of parallel side. 25. A parallelogram with 2 pairs of parallel sides in which all sides are congruer and with congruent opposite angles.