PPT-Right Angles An angle is where 2 lines meet when creating a shape

A right angle A right angle is the corner of a square or rectangle Angles are measured in degrees 90º in a right angle We use these right angles to describe turns One turn Two turns. Draw one straight line crossing another straight line. Measure all 4 angles.. C. A B. D. Angle A = Angle B Angle C = Angle D. Terra Alta/East Preston . School. Geometry Unit. Ray. Ray. --part of a line that has one. endpoint and goes on endlessly. in the other direction.. Congruent. Equal in size and shape.. Degrees. The unit used to. 8.G.5. Essential Question. ?. What can you conclude about the angles formed by parallel lines that are cut by a transversal?. Common Core Standard. :. 8.G ─Understand . congruence and similarity using physical models, transparencies, or geometry software.. Intersecting. Perpendicular. Parallel. None of these. Identify the following type of angle: . Straight. Right. Acute. Obtuse. Identify the following type of line:. Ray. Line segment. line. What is straight, is part of a line, and has 2 endpoint?. Quarter 2. Models of Division. In order to divide multi-digit whole numbers, we learned these strategies:. (You’ll see these on the test). Area Method/Rectangular Array – Draw rectangular arrays to break apart the dividend, working horizontally. Shape and Angles. Assumed knowledge. recall and use properties of angles. angles at a point. angles at a point on a straight line. perpendicular lines. vertically opposite angles. distinguish between scalene, isosceles, equilateral and right-angled triangles. What: Sum of angles on straight lines. How: Discovering how to measure angles at different points on straight lines. Why: . A. o. B. 10. 20. 30. 40. 50. 60. 70. 80. 90.  . o.  . A. O. B. A. O. B. Protractor: . What do you notice? . Task One: . Look at the protractor. Write down everything that you notice about the protractor. Try and come up with at least . 10 facts. Think about . number patterns . L.E.Q. What special angles are created by two lines cut by a transversal and how are they related?. Remember:. What would you call two lines which do not intersect?. Parallel. A solid arrow placed on two lines of a diagram indicate the lines are parallel.. Unit 3: This unit Introduces Transversals, and angles based on transversals, including corresponding angles, Same Side Interior Angles, Alternate Exterior and Alternate Interior Angles, and the unique properties of Perpendicular Transversals. . Properties of Shapes. Number of sides. Number of angles. Number of lines of symmetry. Regular or irregular. Right Angles. Parallel lines. Shapes. Quadrilaterals. Triangles. Polygons. Key Words. Regular Shapes. Made up of 2 rays joined together at a common point called a vertex.. The angle is . Circle . The set of points on a plane at a certain distance, or radius, from a single point, the center. Lines that intersect at 90. Exemplification Work out the size of each angle. Diagrams are not drawn accurately. 72.5° 162 ° 206° D E F O °   °   Form and solve an equation and find the value of .   _______   FOE Angles of Triangles Objectives Find angle measures in triangles. Key Vocabulary Supplementary Angles Complementary Angles Exterior angles Interior angles Additional Vocabulary Theorem - Mathematics. a theoretical proposition, statement, or formula embodying something to be proved from other propositions or formulas. 2. a rule or law, especially one expressed by an equation or formula