Mathematics lecture

186 views

Published on

Published in: Technology, Education
0 Comments
1 Like
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
186
On SlideShare
0
From Embeds
0
Number of Embeds
12
Actions
Shares
0
Downloads
19
Comments
0
Likes
1
Embeds 0
No embeds

No notes for slide

Mathematics lecture

  1. 1. MATHEMATICS LECTURE 19TH MARCH 2014
  2. 2. VOLUME OF CONE
  3. 3. FORMULA OF CONE V=πr2 h/3
  4. 4. EXAMPLE
  5. 5. QUESTION 1
  6. 6. what is the volume of this cone? ( π=3.142)
  7. 7. QUESTION 2
  8. 8. Given a cone with the height of 10cm and the diameter of the circle is 18cm. Find the volume of this cone. Take π as 3.142.
  9. 9. SURFACE AREA OF CONE
  10. 10. A=πr(r+√h2+r2) A=AREA r=RADIUS h=HEIGHT
  11. 11. SURFACE AREA OF TRAPEZOID
  12. 12. FORMULA OF TRAPEZOID h (𝑎+𝑏) 2 = 𝑇𝑆𝐴 H= height (a+b) = total length of parallel sides

×