Question

what is the PERIMETER of this triangle​

Answer 1

Answer:

The Perimeter of this ΔABC is 40 m.

Step-by-step explanation:

First, you need to add all the whole numbers

=6+12+21

=39

Second, you need to add the fractions

=$\frac{4}{9}+\frac{3}{9}+\frac{2}{9}$

=$\frac{9}{9}$=1

Finally, you need to add the whole number and the fraction

=39+1 m

=40 m

Get it dude