Question

D,E and F are the mid points of the sides AB ,BC and CA of teiangle ABC in which AB=8cm,BC=6cm and AC=4cm. Find the perimeter of triangle DEF. Please answer as soon as possible.Urgently needed.
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Answer 1

Answer:

Perimeter of triangle DEF =9 cm

Step-by-step explanation:

According to midpoint theorem

DE=BC/2

EF=AB/2

DF=AC/2

Perimeter of triangle DEF=(AB+BC+AC)/2

Perimeter of triangle DEF=(8+6+4)/2=18/2=9