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week9 geom bk2.notebook 1 October 04, 2018 Sep 208:31 AM October 1, 2018, Monday Vocabulary Check! Draw two triangles which are congruent (with leg lengths &/or angles) Draw two triangles which are similar (with leg lengths &/or angles) Draw a midsegment of a triangle (using tic marks where appropriate) What two geometric tools can you use to make geometric constructions? Sep 208:32 AM October 2, 2018, Tuesday Test! What is being constructed? What is the next step? Are the triangles similar? How? What is x? Oct 27:58 AM Test You may skip 1 problem per page, please write 'skip' on that problem otherwise I will grade it. 16. You may complete the construction described or a equilateral triangle inscribed in a circle. Please leave construction marks ( = do not erase!).

October 04, 2018 - Weeblymrscolelovesmath.weebly.com/.../2018_10_04_2nd.pdf · October 04, 2018 Oct 211:13 AM Using a laptop find out what SOHCAHTOA means. Write it in mathematical

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Page 1: October 04, 2018 - Weeblymrscolelovesmath.weebly.com/.../2018_10_04_2nd.pdf · October 04, 2018 Oct 211:13 AM Using a laptop find out what SOHCAHTOA means. Write it in mathematical

week9 geom bk2.notebook

1

October 04, 2018

Sep 20­8:31 AM

October 1, 2018, Monday

Vocabulary Check!

Draw two triangles which are congruent (with leg lengths &/or angles)

Draw two triangles which are similar (with leg lengths &/or angles)

Draw a midsegment of a triangle (using tic marks where appropriate)

What two geometric tools can you use to make geometric constructions?

Sep 20­8:32 AM

October 2, 2018, Tuesday

Test!

What is being constructed?

What is the next step?

Are the triangles similar?  How?

What is x?

Oct 2­7:58 AM

Test

You may skip 1 problem per page,

please write 'skip' on that problem

otherwise I will grade it.

16. You may complete the construction

described or a equilateral triangle  inscribed

in a circle.  Please leave construction marks

( = do not erase!).

Page 2: October 04, 2018 - Weeblymrscolelovesmath.weebly.com/.../2018_10_04_2nd.pdf · October 04, 2018 Oct 211:13 AM Using a laptop find out what SOHCAHTOA means. Write it in mathematical

week9 geom bk2.notebook

2

October 04, 2018

Oct 2­11:13 AM

Using a laptop find out what 

SOHCAHTOA means.  Write

it in mathematical terms (letters & variables).

Label the following triangle using the words:

hypotenuse, opposite & adjacent

Sep 20­8:33 AM

October 3, 2018, Wednesday

Unit 3 ­ Right Triangle Trigonometry

State a minimum of 5 characteristics of the following triangle.

Sep 20­8:48 AM

Unit 3 ­ What is Right Triangle Trigonometry?

https://youtu.be/5UY8s9SpIQI  by Garrick 

While watching this video, list 5 important things you discover 

in your notebook.

Sep 20­10:57 AM

p585

Draw the Ratio in a Right Triangle, labeling all part of the right triangle

p590 Use the tangent to find the unknown side length. #9­14

p 590 Use the tan­1 to find the unknown angle measure #15­17

Oct 3­10:16 AM Oct 3­10:17 AM

Page 3: October 04, 2018 - Weeblymrscolelovesmath.weebly.com/.../2018_10_04_2nd.pdf · October 04, 2018 Oct 211:13 AM Using a laptop find out what SOHCAHTOA means. Write it in mathematical

week9 geom bk2.notebook

3

October 04, 2018

Oct 3­11:42 AM

Oct 4, 2018, Wednesday

How do SOHCAHTOA help you remember the tangent ratio.

Set up the tangent ratio to solve for x.

x

Set up the tangent ratio to solve for theta.

Sep 20­11:00 AM

What does the tangent ratio help you find?

https://youtu.be/BLHk7WkgdKw by Owens

kuta practice

Oct 4­1:19 PM Oct 4­1:33 PM

Oct 5, 2018, Friday

Sep 20­11:15 AM

Copy p594 Trig Ratios

How does this fit in our SOHCAHTOA?

Sep 20­11:17 AM

Let's start with sine (SOH)...

could tangent be used on this

right triangle?

Page 4: October 04, 2018 - Weeblymrscolelovesmath.weebly.com/.../2018_10_04_2nd.pdf · October 04, 2018 Oct 211:13 AM Using a laptop find out what SOHCAHTOA means. Write it in mathematical

week9 geom bk2.notebook

4

October 04, 2018

Sep 20­11:19 AM

& now for cosine (CAH)...

Will sine of tangent work

in this right triangle?

Sep 20­11:23 AM

Can you use multiple ratios (SOH), (CAH), and/or (TOA)?

Sep 20­11:25 AM

Let's explore some resources about trigonometry ratios on Geogebra...

Write down 3 observations for each Geogebra file.

Sep 20­11:56 AM

Familiarizing with the Sine ratio ­ Kuta

Familiarizing with the Cosine ratio ­ Kuta

Can you choose the correct ratio? ­ Self assess

Word problems with a group.

Oct 2­1:44 PM