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A convex polygon has vertices at the points (2, 0), (1, 0), (-2, 5) and (-2, 4). What is the area of the polygon?

 Jul 12, 2022
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Area  of large rectangle =  4 * 5  = 20

Area of larger right triangle at right =  (1/2) 4 * 5 =  10

Area of smaller right triangle at left  = (1/2) 3 * 4 =  6

 

Area of polygon   =

 

20  - 10  - 6   =     4

 

 

cool cool cool

 Jul 12, 2022

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