Find the perimeter of ADEF, if DEF AABC and AB=3cm, BC= 2cm, CA= 2.5 cm, EF= 4 cm
Answers
Answered by
2
Answer:
Perimeter of Δ DEF = 15 cm
Step-by-step explanation:
Given: AB=3cm, BC=2cm and CA=2.5cm and EF=4cm
Also, △ABC∼△DEF
Thus,
DE
AB
=
EF
BC
=
DF
AC
DE
3
=
4
2
=
DF
2.5
Hence, DE=6cm and DF=5cm
Perimeter of Δ DEF = DE+EF+EF
Perimeter of Δ DEF = 4+5+6
Perimeter of Δ DEF = 15 cm
hope it will help you
please merk me as a brainlieast
Similar questions