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Triangles - rectangle

Expert replies
Source: — Problem Solving |

by aneesh.kg » Mon Jun 11, 2012 12:28 pm
AF = (4/3)w
Area of the triangle AEF
= 1/2*base*height
= 1/2 *(4/3)w * w
= (2/3)w^2

[spoiler](C)[/spoiler] is correct.
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by gmat_prep2012 » Mon Jun 11, 2012 12:31 pm
Area of Triangle formula is base * height *1/2
Here base is 4w/3 and height is w
so the area of triangle AEF
= 4w/3 * w * 1/2
= 2w^2/3
Option C
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