Question

in triangle ABC, D and E are the points on sides AB and AC such that DE||BC [1] AD = 2.5cm , BD = 3cm , AE =3.7cm find AC

Answer 1

AC=7.9

Step-by-step explanation:

AD/BD=AE/EC

2.5/3=3.7/EC

EC=12.1/2.5

EC=4.8.....

EC+AE=7.9