Tuesday 3/24/20

Circles

I can...

use the formulas for circumference and area of a circle to solve problems.

Standards: 7.G.B.4

Agenda:

1. Do Now:

1. Get your spiral open with a pencil. (A ruler/straight edge will also be helpful)
2. Anything you see written will need to be in your spiral as well as the work for the practice problems that you complete. You might need to pause the video to catch all that is written!

2. Exploring circles

a. Click link above

b. Sign in with google

c. make sure you are using your SCHOOL ACCOUNT aka @wscloud.org

Task 1: Labeling Parts of a Circle Video

In your spiral, be ready to LABEL all the parts of a circle.

New Vocab Words: Radius, diameter, center, and circumference (color coding could be helpful)

Task 2: Radius & Diameter Practice Questions

i. Draw given circle with radius or diameter

ii. Explain/show calculation used to find the unknown measurement.

Wednesday 3/25/20

Circles

I can...

use the formulas for circumference and area of a circle to solve problems.

Standards: 7.G.B.4

Agenda:

1. Do Now:

1. Get your spiral open with a pencil and pens/markers for new vocab and drawings.
2. Anything you see written will need to be in your spiral as well as the work for the practice problems that you complete. You need to pause the video to catch all that is written and you may have to go back!

2. Lesson 3: Exploring circumference

1. Radius, Diameter, Circumference, & π Video (11:04 minutes) : (take notes in spiral of anything he writes down).
2. Radius, Diameter, & Circumference Article with practice (add additional notes to the notes you have above and show work for the practice in your spiral).

Thursday 3/26/20

Circles

I can...

use the formulas for circumference and area of a circle to solve problems.

Standards: 7.G.B.4

Agenda:

1. Do Now:

1. Get your spiral open with a pencil.
2. Anything you see written will need to be in your spiral as well as the work for the practice problems that you complete. You might need to pause the video to catch all that is written!

*** C = πd (if given the diameter)

*** C = 2πr (if given the radius)

***USE 3.14 FOR π, with your calculator

2. Applying circumference

1. Circumference of a Circle- Practice (4 questions) - show all work in spiral including original information given and any expressions to plug into calculator
2. Circumference & Rotations Practice (4 questions) - show all work in spiral including original information given and any expressions to plug into calculator
3. Circumference Reading Summary with Practice

Read the article and make a summary page on circumference:

In your summary include the following from the article:

a. What is circumference?

b. How can we find circumference ?

c. Include Example 1 and Example 2 with drawings and any/all expressions written to calculate circumference

Complete the 3 practice problems with work shown in spiral

Friday 3/27/20

Circles

I can...

use the formulas for circumference and area of a circle to solve problems.

Standards: 7.G.B.4

Agenda:

1. Catch up on anything you missed from this week. or

2. Extra Credit Challenge Desmos Activity: Laser Challenge

In this activity, students use angles to adjust lasers and mirrors as they seek to hit all three targets in a series of challenges.