Question

in figure AD=5.6 and AB=8.4cm AE=3.8cm and AC=5.7cm.To show taht DE is parallel to BC

Answer 1

Answer:We have,

AD=5.6cm, DB=(AB-AD)=(8.4-5.6)CM=2.8CM

AE=3.8cm, EC=(AC-AE)=(5.7-3.8)CM=1.9CM

∴

A

E

E

C

−

3.8

1.9

−

2

1

 

a

n

d

 

A

D

D

B

−

5.6

2.8

−

2

1

Thus,  

A

D

D

B

−

A

E

E

C

∴

DE divides AB and AC proportionally.

Hence, DE||BC

Step-by-step explanation: