lesson 71
lesson 72
lesson 73
lesson 74
lesson 75
100
3/120
40
100
Terrell did yard work on Saturday. He worked for 3 hours in the morning and 4 hours in the afternoon. He was paid $6 for ever hour he worked. How many hours did Terrell work in all?
7 hours
100
*From Lesson Practice b Which transformations would position triangle ABC on triangle DEC?
rotation and reflection (or just reflection)
100
*Lesson Practice a What fraction of the set is shaded?
5/12
100
Describe each rotation in degrees clockwise or counterclockwise: a quarter turn to the left
90 degrees counterclockwise
200
5/152
30 R2
200
Terrell did yard work on Saturday. He worked for 3 hours in the morning and 4 hours in the afternoon. He was paid $6 for ever hour he worked. How much money did Terrell earn in the morning?
$18
200
*Written Practice question 28 Which transformation would position triangle ABC on triangle ABD?
reflection
200
*Lesson Practice b What fraction of the set is not shaded?
6/7
200
Describe each rotation in degrees clockwise or counterclockwise: a full turn to the right
360 degrees clockwise
300
3/91
30 R1
300
Terrell did yard work on Saturday. He worked for 3 hours in the morning and 4 hours in the afternoon. He was paid $6 for ever hour he worked. How much money did Terell earn in all?
$42
300
*From example 1 Which transformations would move triangle II to the same orientation and location as triangle I?
turn and slide or translation and rotation
300
In a class of 27 students, there are 14 girls and 13 boys. What fraction of the class is boys?
13/27
300
Describe each rotation in degrees clockwise or counterclockwise: a three-quarter turn to the left
270 degrees counterclockwise
400
4/121
30 R1
400
Jocelyn is the first person in line at the school cafeteria. Antonio, Bryan, and Caroline are standing in line behind Jocelyn. In how many different orders could Antonio, Bryan, and Caroline be arranged behind Jocelyn? Name the ways.
six ways (A,B,C), (A,C,B), (B,A,C), (B,C,A), (C,A,B), (C,B,A)
400
Can transformations be in combinations to change the position of a figure or object?
Yes, as long as each move is made separately
400
In the word ALABAMA, what fraction of the letters are As?
4/7
400
Describe each rotation in degrees clockwise or counterclockwise: a half turn to the right
180 degrees clockwise
500
The employees in the shipping department of a company loaded 538 boxes in to a total of 6 railcars. They put about the same number of boxes into each railcar. About how many boxes were in each railcar? Explain how you found your answer.
About 90 boxes; I rounded 538 to the nearest ten, and then divided 6/540=90
500
Kamili scored two goals when her soccer team won 5 to 4 on November 3. To make the playoffs, her team needs to win two of the next three games. a. How many goals were scored by Kamili's teammates? b. Kamili's team has won four games and lost three games. Altogether, how many games does Kamili's team need to win the make the playoffs?
a. 3 goals b. 6 games
500
Name the three transformations described in lesson 73. Give the common name AND geometric name for each transformation.
slide, translation flip, reflection turn, rotation
500
*Written Practice 8 What fraction of this set is not shaded?
4/7
500
*Written Practice 12 Describe the number of degrees and the direction of a turn that would move this letter B to an upright position.
90 degrees clockwise or 270 degrees counterclockwise
M
e
n
u