Sec. 10.2

376 views
297 views

Published on

Published in: Education
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
376
On SlideShare
0
From Embeds
0
Number of Embeds
2
Actions
Shares
0
Downloads
7
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Sec. 10.2

  1. 1. Learning Target:Students will learn how to calculate the area of triangles.<br />
  2. 2. What is the area formula for a parallelogram?How is that related to how we find the area of a triangle? <br />
  3. 3. What is the area formula for a parallelogram?A = bhHow is that related to how we find the area of a triangle?<br />
  4. 4. Vocabulary:Base of the triangle: the length of any of its sides.Height of a triangle: is the perpendicular distance between the base and the vertex opposite to that side.<br />
  5. 5. Find the area of the triangle.http://mathfacts.info/images/trianglemiddle.gif<br />
  6. 6. Find the area of the triangle.http://image.tutorvista.com/Qimages/QD/45946.gif<br />
  7. 7. Find the area of the triangle.A = 30 in2http://image.tutorvista.com/Qimages/QD/45946.gif<br />
  8. 8. Find the area of the triangle.http://cdis.missouri.edu/exec/data/courses2/8224/lesson01/lesson_clip_image027.gif<br />
  9. 9. Find the area of the triangle.A = 24 in2http://cdis.missouri.edu/exec/data/courses2/8224/lesson01/lesson_clip_image027.gif<br />
  10. 10. Find the height of a triangle given the following information.A = 45 in2b = 10 inh = ?<br />
  11. 11. Find the height of a triangle given the following information. A = 45 in2b = 10 inh = ? h = 9 in<br />
  12. 12. Find the area of the figure.http://www.bbc.co.uk/scotland/learning/bitesize/standard/maths_i/images/g466.gif<br />
  13. 13. Find the area of the figure.A = 30 cm2http://www.bbc.co.uk/scotland/learning/bitesize/standard/maths_i/images/g466.gif<br />
  14. 14. Find h and the area of the figure.http://www.alamo.edu/SAC/slac/images/exers/graphs/m301pic89.gif<br />
  15. 15. Find h and the area of the figure.h = 4 cmA = 67.5 cm2http://www.alamo.edu/SAC/slac/images/exers/graphs/m301pic89.gif<br />
  16. 16. Can you calculate the area of triangles?<br />

×