Question

ans this question pls ​

Answer 1

Answer:

Since D, E F are the midpoints of AB, BC, CA respectively,

so DF = 1/2 × BC = 1/2 × 7.2 = 3.6 cm

DE = 1/2 × AC = 1/2 × 7.8 = 3.9 cm

FE = 1/2 × BA = 1/2 × 6 = 3 cm

Perimeter of Triangle DEF

= DE + EF + DF

= 3.6 + 3.9 + 3

= 10.5 CM.

Answer 2

Answer:

10.5 is the answer.....................