# Right Triangles and Trigonometry - PowerPoint

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```					Right Triangles and
Trigonometry

By
Ms. Kresky
Geometry Honors
Teaneck High School
What do these pictures have in
common?

Images from: www.photographybypolly.co.uk, http://www.pixzlee.com/cgi/wp/?p=3, http://encarta.msn.com/media_461533343_761572350_-_1/using_trigonometry_to_find_the_height_of_a_building.html, http://www.mathsupporter.com/trigonometry.htm,
http://www.paulscharffphotography.com/ny-triangles.htm, http://www.thelensflare.com/gallery/p_flower_1190.php, http://www.buckminster.info/Ideas/02-Tri3-nessNature-Algae.htm

TRIANGLES!
Essential Questions
• How do we shape our world?

• What do you see?
Unit Questions
• How is Geometry used in our lives?

• How can we use right triangles to help
estimate distances and lengths?

• Are right triangles necessary to get a job
done?
But what, exactly, will we be
• Properties related to:
– general right triangles
– similar right triangles
– special right triangles
• Applications of Right Triangles
• Right Triangle Trigonometry
Project One: Create a Brochure
• Who is Pythagoras?
• What is the Pythagorean Society?
• How do we know the Pythagorean Theorem
works?

Student
Explanation and
Sample                            Rubric
Project Two: Campus
Measurements WebSite
• How do we
measure what we
cannot reach?

• How can we use
trigonometry in our
own lives?

Student Sample   Rubric
Project Three: Unit Review
• What have we
learned?
• How can we study for
our end of unit
assessment?

Rubric
Resources
If you need additional help throughout this
unit you can refer to:
• Public/Samples/Ms. Kresky on the
School Server
• Ms. Kresky’s E-Board
Works Cited
•   Candou, Debbie, Jennifer Doherty, Judi Yost, Paige Kuni. Intel Teach to the
Future. Participant Teacher Edition 5.4. Intel Corporation, 2005.
•   Rubistar. 2008. Advanced Learning Technologies in Education Consortia.
July 12, 2008. < http://rubistar.4teachers.org/index.php>
•   Images:
– http://www.photographybypolly.co.uk
– http://encarta.msn.com/media_461533343_761572350_-
_1/using_trigonometry_to_find_the_height_of_a_building.html
– http://www.paulscharffphotography.com/ny-triangles.htm
– http://www.thelensflare.com/gallery/p_flower_1190.php
– http://www.buckminster.info/Ideas/02-Tri3-nessNature-Algae.htm
– Microsoft Clip Art

```
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