Question

Fig 2.1 shows two tall bulding, A and b, that are 99m a part




A student stands at p so that his distance from building A is 33 m after clapping his hands once he heard several echoes. The spped of sound in air is 330m/s

(i) the first echo



(i) the third echo​

Answer 1

Explanation:

brooo

can u please explain question

Answer 2

Answer:

(i)the first echo

is the correct answer