Upcoming SlideShare
×

# Geo 8.2 notes_p2_30

466 views
422 views

Published on

0 Likes
Statistics
Notes
• Full Name
Comment goes here.

Are you sure you want to Yes No
• Be the first to comment

• Be the first to like this

Views
Total views
466
On SlideShare
0
From Embeds
0
Number of Embeds
2
Actions
Shares
0
1
0
Likes
0
Embeds 0
No embeds

No notes for slide

### Geo 8.2 notes_p2_30

1. 1. 8.2 Special TrianglesPart 2: 30-60-90Objective: Use special triangles to solvemissing parts.Standard: Geometry 20.0
2. 2. Review of 45-45-90 TriangleRatio: _____:_____:______How do we get it?Ex) 20
3. 3. The 30-60-90 Triangle (Half of an equilateral triangle) 2 4
4. 4. 6 16
5. 5. The 30-60-90 Ratio-x
6. 6. Ex. 1) Find the missing sides of the triangle. 14 30° 60° 9
7. 7. Ex. 2) Find the missing sides of the triangle. 75 9 30° 60°
8. 8. Ex. 3) Find the missing sides of the triangle. 25√3 30° 60° 75
9. 9. Summary:45-45-90Given one leg, leg2 is _____ and thehypotenuse is ______Given hypotenuse, legs 1 and 2 are _____30-60-90Given short leg, mid leg is _____ andhypotenuse is ______ the given side.Given mid leg, short leg is _____ andhypotenuse is ______ the given side.Given hypotenuse, short leg is _____ andmid leg is _____ the given side.