Find the height of the cone with the diameter of 2/3 foot:Volume=1/18*3.14ft^3?
回答 (2)
2017-02-26 8:16 pm
Let h ft be the height of the cone.
Take π = 3.14
Volume of the cone = (1/3)πr²h
(1/3) × 3.14 × [(2/3) / 2]² × h = (1/18) × 3.14
(1/3) × (1/3)² × h = (1/18)
(1/27) × h = 1/18
h = (1/18) × 27
h = 1.5
The height of the cone = 1.5 ft
Take π = 3.14
Volume of the cone = (1/3)πr²h
(1/3) × 3.14 × [(2/3) / 2]² × h = (1/18) × 3.14
(1/3) × (1/3)² × h = (1/18)
(1/27) × h = 1/18
h = (1/18) × 27
h = 1.5
The height of the cone = 1.5 ft
2017-02-26 8:07 pm
Presentation is open to doubt.
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https://hk.answers.yahoo.com/question/index?qid=20170226103045AAWshcN