Monday 2/29

We spent Leap Day working in MATHia. We also passed back MATHia grades from the last two weeks.

Homework: MATHia practice

Friday 2/26

I was out today, but in my absence you worked in MATHia. Have you met your goals? The current grading period closes at midnight.

Here is this week's extra credit:

1. Draw a detailed, colorful map of the neighborhood and area surrounding one of your favorite places.
2. Label street names, landmarks, and other points of interest on your map
3. Identify on the map an example of each of the different types of lines you learned about in Lesson 10.1
4. Identify on the map an example of each of the different types of angles you learned about in Lesson 10.2
5. Bring your finished product to Mr. Rothe on Monday.

Thursday 2/25

We examined angle relationships today with the first part of Lesson 10.2.

Parents: Ask your child to explain the following terms and concepts:

• Congruent angles
• Adjacent angles
• Vertical angles
• Supplementary angles
• Linear pair of angles

Homework: Textbook pages 538-539

Wednesday 2/24

Today we took a look at line relationships with Lesson 10.1.

Parents: Ask your child to explain the following terms and concepts. Extra dessert tonight if they can explain them and use props to demonstrate.

• Intersecting lines
• Perpendicular lines
• Parallel lines
• Coplanar lines
• Skew lines
• Coincidental lines

Homework: Textbook pages 529-530 & 533

Tuesday HW Solution: Chapter 10 Pre-Test answer key

Tuesday 2/23

We took our Chapters 8 & 9 test today in class. On to angle relationships in Chapter 10 tomorrow!

Homework: Chapter 10 Pre-Test

Monday 2/22

We worked on MATHia in class today. Grades will be calculated at the end of the week. Are you on pace to meet your goals?

Good luck with your studying tonight!

Homework: MATHia practice

Friday 2/19

On the whole, our best common assessment yet. Nice work, everyone!

Here's this week's extra credit:

Thursday 2/18

We played several rounds of Transformations Polygraph in class today.

Want to try it at home? Head to student.desmos.com and enter class code 9Z4B. If there are no partners available at first, have a parent of sibling join in to start a game!

We'll be taking Common Assessment #4 in class tomorrow. It's challenging, and will require that you arrive fully prepared. Get ready and bring your best!

A study guide is available in the Document Locker.

Homework: Study for Common Assessment #4

Wednesday 2/17

I was out today, but in my absence you worked in MATHia with Mr. Simpson.

Homework: MATHia practice & study for Common Assessment #4

Tuesday 2/16

We finished Chapter 9 today with our last look at similar figures, this time on a coordinate plane, in Lesson 9.4.

We'll be taking Common Assessment #4 on Friday. A study guide is available in the Document Locker.

Homework: Textbook pages 514-515*
*Use (0, 0) as your center of dilation for #3 and #4.

Friday 2/12

Chapter 9 is more than half done, and we're one week away from Common Assessment #4. You've earned yourself a three-day weekend. Enjoy!

Thursday HW Solutions: Dilations of Triangles and Triangle Similarity worksheet answer key

Here is this week's extra credit:

Thursday 2/11

Today we finished out Lesson 9.2 with a look at finding missing measures from similar triangles. Warning: Critical Thinking Required!

Homework: Dilations of Triangles and Triangle Similarity worksheet

Wednesday 2/10

We dove into the concept of similarity today with the first part of Lesson 9.2. We'll wrap it up tomorrow.

Homework: Write a paragraph comparing and contrasting the terms congruent and similar. Be sure to discuss detailed characteristics like corresponding angles and corresponding sides. Be thorough in your analysis.

Tuesday 2/9

Today we finished our introduction to the fourth type of transformation, a dilation, with the rest of Lesson 9.1.

Homework: Finish textbook pages 486-489

Monday 2/8

We worked in MATHia today in class. Are you on pace to meet your goals?

Homework: MATHia practice

Friday 2/5

We wrapped up our Desmos dilation activity in class today, and then spent the rest of the period making progress in MATHia.

If you didn't finish your Desmos activity in class, be sure to do so at home this weekend. Class codes are available on Thursday's blog post.

Thursday HW Solutions: Dilations of Triangles worksheet answer key

Here is this week's extra credit:

Thursday 2/4

We introduced ourselves to dilations today with an awesome Desmos Activity! We'll finish it up tomorrow (unless you just can't wait and jump in tonight!!).

To finish it at home, head to student.desmos.com and enter your class code:

• Period 1: 5GVG
• Period 2: RBCE
• Parents: KCAH

Homework: Dilations of Triangles worksheet

Wednesday 2/3

We finished our look at congruent triangles today with the last portion of Lesson 8.2.

Homework: Textbook pages 447-449

Tuesday 2/2

We learned about congruent triangles today in the first half of Lesson 8.2.

We discovered the difference between equal and congruent, and investigated how to write congruence statements and measure/length statements.

Homework: Textbook pages 439-440

Monday 2/1

Today we passed back the first MATHia grades of second semester, and spent the rest of the period getting off to a good start for this grading period.

Need some help with math? Tutor Tuesday has now been opened up to all 8th graders. It's available every Tuesday in the Cope library from 3:20 to 4:00, and is totally free!

Homework: MATHia practice