Question

) A vertical stick, 12m long costs a Shadow Em long
the
ground At the same time
a
shadow of length 40 cm
: 40 cm on the ground. Determi ne the
height ork Hae tree tower
?​

Answer 1

Answer:

In △ABC and △DEF

∠A=∠D=90

∘

Since the tower and the stick cast their respective shadows at the same time on the ground,

So, ∠C=∠F

∴△ABC∼△DEF ....(by AA similarity)

DE

AB

=

DF

AC

⇒

x

12

=

40

8

⇒x=60 m

solution

Answer 2

Step-by-step explanation:

In △ABC and △DEF

∠A=∠D=90

∘

Since the tower and the stick cast their respective shadows at the same time on the ground,

So, ∠C=∠F

∴△ABC∼△DEF ....(by AA similarity)

DE

AB

=

DF

AC

⇒

x

12

=

40

8

⇒x=60 m