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Copy of 63=64=65 ?
Author:
Andrea Zapf
,
Alex CHIK
64=65?
GeoGebra
64=63?
GeoGebra
Some students say the area of the following figure is 69, some say that is 70. What do you think?
Source:
http://www.foster77.co.uk/50maths
(#49: Tricky Triangles)
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