Math 8 – Warm-up # 3 (Friday, August 10 th ) AGENDA Check homework pg. 92 (workbook) Kente Cloth Task

M8 – Warm-up # 4 (Monday, August 10 th ) AGENDA Warm-up Continue Kente Cloth Task Homework: Kente Cloth Task due Thursday 8/13(No opps card because it’s a long term assignment) Warm-up # 4 Graph the reflection of the figure across the indicated axis below A( -3, 1), C (2, 2) and D (0,0) Write the coordinates of the vertices of the new- image.

M8 – Warm-up # 4 (Monday, August 10 th ) KEY AGENDA Warm-up Continue Kente Cloth Task Homework: Kente Cloth Task due Thursday 8/13(No opps card because it’s a long term assignment) Warm-up # 4 Graph the reflection of the figure across the indicated axis below A( -3, 1), C (2, 2) and D (0,0) Write the coordinates of the vertices of the new- image. ANSWER: The coordinates of the vertices of triangle ADC are A’(–3, –1), D’(0, 0), C’(2, –2).

M8 – Warm-up # 5 (Tues, August 11 th ) AGENDA Warm-up Check hwk Pg. 64 # 3 Guided practice with rotations Homework:  Kente Cloth Task due TOMORROW  Wksht pg. 95 WARM-UP Graph the triangle with vertices A(–1, 0), B(–3, 0), C(–1, 4). Rotate ∆ ABC 90° counterclockwise around origin.

1. Graph the triangle with vertices A(–1, 0), B(–3, 0), C(–1, 4). Rotate ∆ABC 90° counterclockwise around origin. x y 2 –2 2 –4 4 4 C B A C’ B’ A’ Warm-Up # 5 8/12/15 KEY

M8 – Warm-up # 6 (Fri, August 14 h ) AGENDA Warm-up Translation Treasure Hunt Task Homework:  Treasure Hunt Task Workbook pg. 65 # 4 For R use the coordinate (1,1)

M8 – Warm-up # 6 (Tues, August 18th) How are figures dilated on the coordinate plane? AGENDA Warm-up Check hwk Review exit ticket Introduction to dilations (video and notes in OMG) Homework: Reflections skills check remediation & re-do is due by tomorrow Warm-up: (1)Graph the translation of quadrilateral ABCD 4 units left and 2 units down. (2)Write the rule for question # 1 using symbols.

M8 – Warm-up # 7 (Thur, August 20th) How are figures dilated on the coordinate plane? AGENDA Warm-up # 9 Check hwk Notes in OMG Dilations problem solving – guided pratice Homework:  Dilations hwk Warm-up: (1) If a figure was dilated 400%, what is the scale factor? (2) A rectangle has a vertex of (3,6) on the coordinate plane, and it is dilated by a scale factor of 3. Where is the dilated vertex going to be located? SF = 4 (9, 18)

M8 – Warm-up # 8 (Fri, August 21st) How are figures dilated on the coordinate plane? AGENDA Warm-up # 8 Check hwk Dilations Versatiles Homework:  None  Quiz Tues over all transformations Warm-up: (1) Write the translations rule (2) The pupil of Josh’s eye is 6 millimeters in diameter. His doctor uses medicine to dilate his pupils so that they are 9 millimeters in diameter. What is the scale factor? 9/6 = 3/2 new/original H I K J H’ I’ K’ J’ (x + 5, y -3 )

M8 – Warm-up # 9 (Mon, August 24th) How are figures dilated on the coordinate plane? AGENDA Warm-up # 9 Combined transformations practice Finish Dilations verstailes Homework:  Quiz tomorrow(over all 4 types of transformations) Warm-up: Complete #’s 6-9 on back of ½ worksheet on dilations 1.SF = 3 2.(5,10) 3.(3,6) 4.1/4