Respuesta :

4. This quadrilateral is a rectangle.
5. 1/2 gallon ---- 64 f. ounces,        1/2*2 gallon ---- 64*2 f. ounces,
                                                               1 gallon -128 oz
   160 *8=1280 oz in 160 glasses

1280 oz*1 gallon/128 oz =10 gallons

Supernova
A quadrilateral with 4 equal angles but not 4 equal sides is a rectangle.