What tool was instrumental in the discovery of the earth's interior? Question 9 options:

GPS - radio waves helped scientists determine the layers of the earth

Awl - drilling helped scientists determine the layers of the earth

Seismograph - earthquakes waves helped scientists determine the layers of the earth

Sonar - sound waves helped scientists determine the layers of the earth

The answer is lymph sinuses.

Here is your answer:                                                                                                                                                                                                                                                   formula for volume: base*width*height=                                                                                                 5*2*10=100                                                                                   your answer is 100cm.