Question

13.
Find the centroid of the triangle having vertices A(1,3), B(9,3), C(5,7). Also find the centroid
triangle formed by mid points of A ABC. What will you observe.
Marks :​

Answer 1

Answer:

centroid= a+b+c/3

so the centroid of a triangle

1+9+5/3=5

3+3+7/3=4.3

centroid (5,13/3

Answer 2

Answer:

x cordinate = $\frac{1+9+5}{3} = 5$

y cordinate = $\frac{3+3+7}{3} = \frac{13}{3}$

$\therefore centroid= (5,\frac{13}{3} )$