8. Before 1980, Mount St. Helens was a volcano approximately in the shape of the following cone. 2.9 km 4.8 km Ba What was the volume of the mountain, in cubic kilometers, before the year 1980? Round your answer to two decimal places. Volume = Enter your next step here km3

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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8.
Before 1980, Mount St. Helens was a volcano approximately in the shape of the following cone.
2.9 km
4.8 km
Ba What was the volume of the mountain, in cubic kilometers, before the year 1980?
Round your answer to two decimal places.
Volume = Enter your next step here
km3
Transcribed Image Text:8. Before 1980, Mount St. Helens was a volcano approximately in the shape of the following cone. 2.9 km 4.8 km Ba What was the volume of the mountain, in cubic kilometers, before the year 1980? Round your answer to two decimal places. Volume = Enter your next step here km3
4.
Find the volume of the following right pyramid.
\128m
90 m
90 m
4a
Find the perpendicular height of the pyramid.
Round your answer to two decimal places.
Height = Enter your next step here
Transcribed Image Text:4. Find the volume of the following right pyramid. \128m 90 m 90 m 4a Find the perpendicular height of the pyramid. Round your answer to two decimal places. Height = Enter your next step here
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