Question

answer this question​

Answer 1

Answer:

A = (1,2)

B = (2,1)

C = (2,3)

G = (x,y)

x = 1+2+2/3

x = 5/2

y = 2+1+3/3

y = 2

G = (5/2,2)

R = √{[(5/2)^2 - 1^2] + [2^2 - 2^2]}

R = √{(25/4)-1}

R = √{21/4}

R = (√21)/2 units

Hope this helps you.