Question

please help me this answer​

Answer 1

Answer:

3.

Perimeter of triangle=a+b+c cm

=2 ¼ +5⅔+3½

=9/4+17/3+7/2

LCM for 4,3,2 is 12,

9/4*3/3=27/12

17/3*4/4=68/12

7/2*6/6= 42/12

27+68+42

12

=69+68

12

=137/12