Asked by hi
the create the illusion of a life-sized image, puppeteers sometimes use a light source to show an enlarged image of. puppet projected on a screen or wall. Suppose the the distance between a light source l and the upper is 24 inches, LP. TO what distance PP' should you place the puppet from the green to create a 49.5 inch tall shadow I'M' from a 9 inch puppet
(a triangle is created by the light source, L connected to I and M as the legs. These are also points are extended to create another line segments, LI' and LM') please help!
(a triangle is created by the light source, L connected to I and M as the legs. These are also points are extended to create another line segments, LI' and LM') please help!
Answers
Answered by
Steve
assuming "upper" means "puppet" and "green" means "screen" and M is the top of the puppet, then I guess we have
9/24 = 49.5/(24 + PP')
Now just solve for PP'
Your description of the scene is murky, to say the least ...
9/24 = 49.5/(24 + PP')
Now just solve for PP'
Your description of the scene is murky, to say the least ...
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