Circle arc

Calculate the area of the circular arc in m² where the diameter is 290 dm and a central angle is 135°. Result round to three decimal places.

Correct result:

S =  2.477 m²

Solution:

$S={\displaystyle \frac{\pi }{4}}\cdot 2.9^2\cdot {\displaystyle \frac{135}{360}}=2.477{\text{m}}^2$

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