The perpendicular height of the pyramid shown opposite is 30 cm. (a) Water is poured into the hollow pyramid at a rate of 0.6 litres per minute. How long, to the nearest second, will it take to fill the pyramid? (b) How many litres of water does the pyramid hold when it is full? (1 litre 1000 cm³.)
The perpendicular height of the pyramid shown opposite is 30 cm. (a) Water is poured into the hollow pyramid at a rate of 0.6 litres per minute. How long, to the nearest second, will it take to fill the pyramid? (b) How many litres of water does the pyramid hold when it is full? (1 litre 1000 cm³.)
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter63: Volumes Of Pyramids And Cones
Section: Chapter Questions
Problem 16A: A piece in the shape of a pyramid with a regular octagon (eight sided) base is machined from a solid...
Related questions
Question
The perpendicular height of
the pyramid shown opposite is 30 cm.
(a) Water is poured into the hollow
pyramid at a rate of 0.6 litres per minute.
How long, to the nearest second, will it
take to fill the pyramid?
(b) How many litres of water does the pyramid hold when it is full?
(1 litre 1000 cm³.)
Transcribed Image Text:83
The perpendicular height of
the pyramid shown opposite is 30 cm.
14 cm
(a) Water is poured into the hollow
pyramid at a rate of 0-6 litres per minute. ans 70o svas
How long, to the nearest second, will it
take to fill the pyramid?
8 cm
(b) How many litres of water does the pyramid
hold when it is full?
(1 litre = 1000 cm³.)
end
ansb sT
A metal cone is melted down and re-cast as a cuboid of side length 18 cm. The cone had a
perpendicular height of 24 cm. Calculate the radius of the metal cone.
A metal triangular prism is
melted down to make as many
ball bearings of diameter 8 mm
as possible.
If the triangular prism has
13 cm
12 cm
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