Your SlideShare is downloading. ×
Geometry/Notes 6.1
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×

Introducing the official SlideShare app

Stunning, full-screen experience for iPhone and Android

Text the download link to your phone

Standard text messaging rates apply

Geometry/Notes 6.1

265
views

Published on

Published in: Technology

0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
265
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
8
Comments
0
Likes
0
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide

Transcript

  • 1. SECTION 6.1 - PROPORTIONS• How can I write a ratio?• How can I use the properties of proportions to solve problems?
  • 2. RATIO
  • 3. RATIOS• Should be written in simplest form• 4 to 2, or 4:2 must be reduced to 2:1• Is 3:18 in simplest form?• Can compare 3 numbers • 3 sides of a triangle a:b:c
  • 4. EXAMPLES
  • 5. PROPORTIONS• Proportion – An equation stating that two proportions are equal 4 8 2 4
  • 6. PROPORTIONS• How do you prove two ratios equal a proportion?• Cross – Products!• Do the following ratios form a proportion? 4 24 , 5 30
  • 7. PROPORTIONS• Do the following ratios form a proportion? 0 .4 0 .7• Check , 0 .8 1 .4 6 24• Check , 8 28
  • 8. PROPORTIONSWhat if one of the numbers is missing?
  • 9. EXAMPLES
  • 10. HOMEWORK• Get a poster board for next week• Bring rulers• Page 285 #12 – 24 #28 – 34 (even)
  • 11. LESSON PLANIntro- Not all triangles are congruent. We are going to add similarity, which is a lower level of comparison.Standards- 5.1Supplies – slides, whiteboard, handouts Essential Questions- slide 2 Input-slides 3, 4, 6 Guided Practice – slides 5, 7, 8, 9, and 10 Independent Practice – slide 11Assessment: Quiz and Chapter Test