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Triangle Pre-Test
Maurice is cutting out shapes for a class project. He has a scrap of green poster board in the shape of a triangle, shown below.
72 cm
He wants to trim the large green triangle into a smaller triangle by cutting along the dotted line shown. If the red segment along the
left side of the triangle measures 60 cm and the blue segment along the bottom of the triangle measures 108 cm, what is the length
of poster board that Maurice cut?
A
18 cm
OB. 40 cm