In the picture below a speaker is emitting a sound toward a solid barrier with a gap in it. Diagram and label the two types of wave interactions.

sound waves and mechanical waves or mechanical energy

Step-by-step explanation:

g

step-by-step explanation:

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,