1. Target Assn Due Description 1.29/19 Core p. 17: 3, 4, 7-11, 15, 18, 22-28, 31, 34 CH: p. 17: 10, 11, 15, 18, 22-28, 31, 34, 41-44

2. 1-3: Classifying Angles VocabularySketchThings to remember 1-3  NOTATION:   Measure between 0  -180  Angle 1-3  Plural: vertices  It’s the common endpoint of two rays or segments. Vertex 1-3 XXXXXXX  The unit of measurement is a degree  We find an angle’s measure with a protractor. Measure of an Angle 1-3  It measures greater than 0  and less than 90 . Acute Angle

3. 1-3: Classifying Angles VocabularySketchThings to remember 1-3  It has a measure of 90 .  CANNOT ASSUME!  It is marked with a box at the vertex. Right Angle 1-3  Its measure is greater than 90  but less than 180 . Obtuse Angle 1-3  Its measure is 180 .  It is formed by opposite rays. Straight Angle 1-3  Angles that have the same measure.  Marked by arcs or by arcs with tick marks. Congruent Angles

4. 1-3: Classifying Angles VocabularySketchThings to remember 1-3  A line, ray or segment that divides an angle in half. Angle Bisector 48 

5. R S T RS T or

6. Using your algebra skills If RS = 2x + 7, ST = 28 and RT = 4x, find RT. 6. R S T

7. Using your algebra skills S is between R and T. If RS = 13, ST = 3x – 1 and RT = 6x, find RT. 7.

8. Using your algebra skills RS T If RS = 5x and ST = 3x + 4, Find RT. 8.

9. Using your algebra skills S is the midpoint of RT. If RS = 20 and RT = 3x - 5, Find x. 9.

10. Please answer the following: 1.How can you tell if a point is a midpoint or “between”? 2.What is the template for setting up an equation for points that are between? 3.What is the template for setting up an equation for midpoints? 4.I still have questions about…