a presentation on centroid of a triangle
TRANSCRIPT
PRESENTED BY:
SAI PRIYA S
REG NO: 13973015
MATHEMATICS
K.U.C.T.E KOLLAM
NAME OF THE TEACHER: SAI PRIYA S
STANDARD : VIII
SUBJECT : MATHEMATICS
UNIT :RATIO ANDPROPORTION
TOPIC : CENTROID OF A TRIANGLE
OBJECTIVE
CONCEPT OF CENTROID OF A TRIANGLE.
B
A
C
F E
D
B
A
C
F E
D
B C
F E
D
A
B C
F E
D
A
D
THE MIDPOINT OF THE SIDES OF A TRIANGLE WHEN JOINED BY A LINE WITH THE OPPOSITE VERTEX FORMS THE MEDIAN.
B C
F E
D
A
D
THE THREE MEDIANS IN A TRIANGLE PASS THROUGH A SINGLE POINT WITHIN THE TRIANGLE. THIS POINT IS CALLED CENTROID OF THE TRIANGLE
B C
F E
D
A
D
B C
F E
D
A
D
AG/BG = BG/GE = CG/GF = 2/1
IN A TRIANGLE THE MIDPOINT DIVIDES EACH OF THE MEDIANS IN THE RATIO 2:1
