PPT-Angles

And Distance Good angles Distance and primary viewing angle Visual indicators at 1B Plays at 1B Tag Plays Views from different angles Questions Agenda WHAT IS A GOOD ANGLE Where you keep all four elements in front of you. Angles that form angles Angles that form A A complete revolution complete revolution add up to add up to 360 360 Exam Exam ple ple ABC forms a ABC forms a complete complete revolution with revolution with reflex reflex ABC ABC 360 360 35 325 35 Section 4.2. Objectives. Find angle measures in triangles.. Key Vocabulary. Corollary. Exterior angles. Interior angles. Theorems. 4.1 Triangle Sum Theorem. Corollary to the Triangle Sum Theorem. 4.2 Exterior Angle Theorem. Angles are ACUTE angles Angles equal to 90 are RIGHT angles Angle are OBTUSE angles Angles equal to 180 Angles more than 180 are REFLEX angles Central Angles. Central Angle. (of a circle). Central Angle. (of a circle). NOT A. Central Angle. (of a circle). A . central angle. is an angle whose vertex is the CENTER of the circle. CENTRAL ANGLES AND ARCS. ANGLES RULES Angles about a point add to 360 Definitions. Complementary angles – the sum of their measures is 90˚. Each angle is the compliment of the other. A. B. 32˚. 58˚. Definitions. Supplementary angles – the sum of their measures is 180˚. Linear Pairs of Angles. Adjacent Angles Video. Manipulating Adjacent Angles. Definition of Linear Pair. Two angles form a linear pair if and only if they are adjacent. and their . noncommon. sides are opposite rays.. Hubarth. Geometry. 10.7 Measure . of an Inscribed Angle. .. C. A. B. D. Ex 1 Use Inscribed Angles. a.. m. . T.  . mQR. b.. Find the indicated measure in. . P. .. M T = . mRS. =. . Thursday, October 17. Math Message. Label unit 3.9 and the date at the top of your Math Response. Complete the following in your Math Notebook:. Using a straightedge, draw a big triangle in your notebook. 9.10.15. Do Now. Define the following:. Acute angle. Straight angle. Right angle. Obtuse angle. Ray. Line. Line segment. How do you prove you are right?. Proving You . A. re Right. We write an explanation of our thinking or thought process. Depression. 1/14 and 1/15. EQ: . How do we draw . angles of elevation and angles of . depression. ?. Agenda:. Warm Up/Check Homework. Notes . on Angles of Elevation and . Depression. Practice Drawings. Angle . Notation – Three Possibilities. A. B. C. Vertex. Congruent Angles & Angle Measure. 30˚. A. B. C. D. E. Angle Bisector. A. B. C. D. “ If . . bisects. . .  . Using your Protractor. 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 . Angles & Their Names. Angle: consists of two different rays with the same endpoint.. Sides: the rays of the angle.. Vertex: the endpoint of the angle.. Name the 3 angles.. or. or. or.  . Angles & Their Measures.