PPT-Lesson 1-5: Pairs of Angles

1 Warm UP If m 1 23 º and m 2 32 º find the measures of all other angles Answers Adjacent Vertical Supplementary and Complementary Angles Adjacent angles are side by side and share a common ray. 1. Lesson 1-4. Angles. Lesson 1-4: Angles. 2. Angle and Points. An Angle is a figure formed by two rays with a common endpoint, called the . vertex. .. vertex. ray. ray. Angles can have points in the interior, in the exterior or on the angle.. Sections 3-1. What you’ll learn. How to identify the relationships between two lines or two planes. How to name angles formed by a pair of lines and a transversal. Vocabulary. . Parallel lines. Parallel planes. Advanced Chemistry. Ms. . Grobsky. Determining Molecular Geometries. In order to predict molecular shape, we use the . V. alence . S. hell . E. lectron . P. air . R. epulsion (VSEPR) theory. This theory proposes that the geometric arrangement of groups of atoms about a central atom in a covalent compound is determined solely by the repulsions between electron pairs present in the valence shell of the central atom.   In a conditional statement, the “if” portion of the statement is called the . hypothesis. , and the “then” portion is called the . conclusion. .  If you reverse the order of the hypothesis and conclusion, then you have created the . 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.. Vertical angles. Supplementary. Complimentary. Adjacent. Types of Angle PAIRS. Vertical angles. Supplementary. Complimentary. Adjacent. Why are the numbers the same COLOR?. Identify Angle Pairs. True or False?. 1. Lesson 1-4. Angles. Lesson 1-4: Angles. 2. Angle and Points. An Angle is a figure formed by two rays with a common endpoint, called the . vertex. .. vertex. ray. ray. Angles can have points in the interior, in the exterior or on the angle.. °). . . Some of these shapes do not have . all. right angles.. Some of these shapes do not have . any. congruent sides. What shapes am I thinking of. ?. Take away shapes that don’t fit. Shapes that have all right angles don’t fit:.   ARE THEY SIMILAR. ?. Erica . thinks the triangles at right might be similar.  She asks for your help.  The two triangles are drawn to scale.. If two shapes are similar, what must be true about their angles and sides?.  . Lesson Aim: . How do we prove and apply theorems about . angles. ?.  . Lesson Objectives:. SWBAT . To prove and apply theorems about angle.. NYS Content Strand.  . G.PS.4. Construct various types of reasoning, arguments, justifications and methods of proof for problems.. Sun’s Effect on Climate. Lesson 2: ENERGY ANGLES. Sun’s Effect on Climate. Link to last lesson. What were some patterns we noticed in the temperature maps from yesterday?. Lesson 2: Focus Question. Pgs. 26, 28, 30. Warmup. (pg. 23) . The measures of 2 Vertical Angles are 90 and (5x 10). Find the value of x.. The measure of an angle is twice the measure of its compliment. . What’s a Transversal? . N ew words Angles Rotate Arms of the Angle E ach student has two Geostrips : two of the same colour and length and an additional two strips of a different colour and length to the previous two Students fasten Lesson 7.1. Adjacent and Vertical Angles. Lesson 7.1. Adjacent and Vertical Angles. Lesson 7.1. Adjacent and Vertical Angles. Lesson 7.1. Adjacent and Vertical Angles. Lesson 7.1. Adjacent and Vertical Angles.