naming of triangle ex 4.4 22-5-20

GOOD MORNING BOYS! WELCOME TO THE NEXT CLASS OF MATHS. 
LEARNING OUTCOMES OF THIS CLASS-
By the end of the class you will be able to-
-identify triangles
-write the names of the angles of a triangle
-name the line segments of a triangle 

Given below is a triangle ABC. A triangle is a three sided polygon. It is a polygon with the least number of sides.


See the source image

- A triangle has 3 sides. In triangle  ABC , the sides are- AB ,BC ,CA
-A triangle has 3 vertices. In triangle ABC , the vertices are- A ,B, C
- A triangle has 3 angles. In triangle ABC the angles are- angle ABC ,  angle BCA,  angle CAB or you can call them as angles A,B, C


- Points that lie inside the triangle are called interior points. In the triangle below, points Q, X, P, R  are interior points.




Points that lie outside the triangle are called exterior points. In the triangle given below , points Z, X, Y, M, are exterior points









NOW YOU CAN DO EXERCISE 4.4 IN YOUR NOTEBOOK



(Ex. 4.4)
Question 1.Draw a rough sketch of a triangle ABC. Mark a point P in its interior and a point Q in its exterior. Is the point A in its exterior or in its interior?
TRY DOING THIS YOURSELF!

Question 2.(a) Identify three triangles in the figure: ( refer to the figure in your reader)
(b) Write the names of seven angles.
(c) Write the names of sic line segments.
(d) Which two triangles have B as common?
Answer:
(a) The three triangles are: ΔABC,ΔABD,ΔADC
(b) Angles are: ADB, ADC, ABD, ACD, BAD, CAD, BAC
(c) Line segments are: AB¯,AC¯,AD¯,BD¯,DC¯,BC¯

(d) Triangles having common B: ΔABC,





Comments

Comments

  1. Goodmorning I am murtaza ali 6 c

    ReplyDelete
  2. Good morning ma'am. I am JESSIL ABRAHAM 6C

    ReplyDelete
  3. Good morning teacher , I am Parv Kumar .

    ReplyDelete
  4. Good Morning Mam I am Arnav Singh 6C

    ReplyDelete
  5. Good morning mam I am Priyanshu Gautam from class 6-c.

    ReplyDelete
  6. Good morning mam, I am Dan Darlong, 6C

    ReplyDelete
  7. Good morning mam I am Rakshit pal student of class 6c

    ReplyDelete
  8. Good morning ma'am. I am Liansuan Khuptong of class 6-C

    ReplyDelete
  9. GOOD MORNING MA'AM I AM ANAND GEORGE 6C

    ReplyDelete
  10. GOOD MORNING MA'AM. I AM ATULYA ARYA OF 6-C

    ReplyDelete
  11. God morning ma'am
    ABEL Simte 6-C

    ReplyDelete
  12. good morning mam I am Rudrapriyam.

    ReplyDelete
  13. Good morning Ma'am Ronell J Brown.6C

    ReplyDelete
  14. Good morning Ma'am.Lamlalhawl Gangte,6-C

    ReplyDelete
  15. GOOD MORNING MAM I AM TARUSH SACHDEV OF CLASS VI-C

    ReplyDelete
  16. A very goodmorning Mam. Jihaan Madhav Relhan from VI-C

    ReplyDelete
  17. Good morning ma,am I am sudeep paul of 6C

    ReplyDelete
  18. Good morning mam I am Ashbel Thomas of Class 6-C

    ReplyDelete
  19. Good morning ma'am. I am Abhav Singh Rawat 6-C

    ReplyDelete
  20. Good morning Mam I am Arman Khan

    ReplyDelete
  21. Good morning I am Mohammad Zaid in 6-c

    ReplyDelete
  22. Good morning mam I am ROOBEL JOSEPH 6-C

    ReplyDelete
  23. Good morning mam. I am Jayman Lakra: class 6-C.

    ReplyDelete
  24. Good Morning Ma'am, Manav Singh Negi 6C

    ReplyDelete

Post a Comment

Popular posts from this blog

maths AQAD-1

EX.3.7 PROBLEM SUMS (POST 1)

parallel n interesting lines Ex 4.1