Question

figure
A girl is sitting in the middle of a park of dimension 10 m x 10 m. On the
left side of the park there is a cliff adjoining the park and on right side of the
park, there is a road adjoining the park. A sound is produced on the road by a
cracker. Is it possible for the girl to hear the echo of this sound ? Give reason for
your answer.
​

Answer 1

Answer:

no

Explanation:

because the distance between the cliff and the girl is less than 17.3meters