The Newton High School Cheerleaders are making megaphones for a big game. The megaphone is a large cone, with a very small cone removed in order to shout the cheers through and amplify one's voice. Using the dimensions of the right triangles of cones in the figure below, identify the height of the smaller cone.

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The Newton High School Cheerleaders are making megaphones for a big game. The megaphone is a large cone, with a very small cone removed in order to shout the cheers through and amplify one's voice. Using the dimensions of the right triangles of cones in the figure below, identify the height of the smaller cone.<br><img src='https://www.fatskills.com/images2/GradExams/45A792A5-F420-433A-A8CC-EF23875E5B3C.jpg' height='346' width='194'/>