Question

in triangle ABC ,DE||BC . if AD=6cm ,DB=9cm and AE =9cm then find the value of EC​

Answer 1

Answer:

EC=13.5 cm

Step-by-step explanation:

Considering, triangles ABC and ADE (similar triangles)

AD/AB=AE/AC

AD=6, AB=AD+DB=6+9=15

AE=9

Thus, AC=AE*AB/AD=9*15/6=22.5 cm

So, EC=AC-AE=22.5-9=13.5 cm

Answer 2

Answer:

81/6

Step-by-step explanation:

hope it can help you