Why do sound engineers use spongy materials in the walls? (1 point) o to increase the frequency of sound waves
o to transmit sound waves more clearly
O to reflect sound waves better
O to absorb sound waves

o to increase the frequency of sound waves. It increases the sound waves to a level of frequency that humans cannot hear so you won't be able to hear many things though the wall other then low noises like pounding.

Explanation:

I am in construction class as well as a student teacher for other construction type programs trust me :D

Brainiest would be appreciated

explanation:

could i give you a exaplo that could you?

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2