Canada Math Kangaroo Grade 7-8 in 2015
Canada Math Kangaroo Grade 7-8 in 2015
1. In the trapezoid ABCD, the points M and N are the midpoints of the sides BC and CD, respectively.
The area of ABCD is 32cm2 and the length of AD is 1/3 of the length of BC. What is the area of the triangle AMN, in cm2?
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