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clarice
Posts:
24
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Registered:
6/22/13


help for parallelepiped T_T
Posted:
Aug 6, 2013 12:41 PM


the base of a parallelepiped is 15 cm long and 8 cm wide. the third edge is 20 cm long and is inclined at an angle of 60 degrees. find the volume and total area surface of a parallelepiped.
help T_T



