2 years ago

Please don’t only answer this explain how to figure it out so I have it for future reference

1 answer:

5 0

The polygon is built of 7 triangles (picture).

$P=7\cdot\dfrac{1}{2}ah\\
a=28.9 \text{ m}\\
h=30 \text{ m}\\\\
P=7\cdot\dfrac{1}{2}\cdot28.9\cdot30\\
P=3034.5 \text { m}^2 \Rightarrow C$

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