Question

In a triangle ABC,D and E, are the points on the sides AB and AC respectively such that DE||BC if Ad =6cm DB=9cm and AE = 8cm find AC​

Answer 1

Answer:

AC=20

Step-by-step explanation:

by using Pythagoras theorem

AD=AE

_____

DB EC

6/9=8/EC

EC=8*9/6

EC=12

AC=AE+EC

AC=8+12

AC=20