can you find the area of the given figure?
Geometry
Level
2
Find the area of the blue polygon in the unit grid shown above.
The answer is 241.
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1 solution
B = 9 ∗ 4 = 3 6
C = 1 9 ∗ 3 = 5 7
2 D = 2 ∗ 3 ∗ 6 = 3 6
2 E = 2 ∗ 7 ∗ 2 = 2 8
A + B + C + 2 D + 2 E = 8 4 + 3 6 + 5 7 + 3 6 + 2 8 = 2 4 1