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area of a triangle inside a rectangle

Source:

May 11, 2019
geometryrectanglearea of a triangle

Problem Statement

In the rectangle ABCD,M,N,PABCD, M, N, P and QQ are the midpoints of the sides. If the area of the shaded triangle is 11, calculate the area of the rectangle ABCDABCD. https://2.bp.blogspot.com/-9iyKT7WP5fc/XNYuXirLXSI/AAAAAAAAKK4/10nQuSAYypoFBWGS0cZ5j4vn_hkYr8rcwCK4BGAYYCw/s400/may3.gif
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