A square of paper is folded along a line that joins the midpoint of one side to a corner. The bottom layer of paper is then cut along the edges of the top layer as shown. When the folded piece is unfolded, which of the following describes all the pieces of paper?
Select one option, then click Submit.
a kite and a pentagon of equal area
a rectangle and a pentagon of equal area (A) a kite and a pentagon of equal area
an isosceles triangle and a pentagon, with the pentagon of larger area
a kite and a pentagon, with the kite smaller in area (C) an isosceles triangle and a pentagon, with the pentagon of larger area
a rectangle and a pentagon, with the rectangle larger in area
Select an option, then submit.
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Australian Mathematics Competition 2018 - Junior (2018)
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