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kupik [55]
3 years ago
14

What is the area of a sector with a central angle of 4π5 radians and a radius of 11 cm? Use 3.14 for π and round your final answ

er to the nearest hundredth. Enter your answer as a decimal in the box. 11 cm²
Mathematics
1 answer:
valentinak56 [21]3 years ago
5 0

Answer:  151.98 cm²

<u>Step-by-step explanation:</u>

Area_{\ sector}=\dfrac{r^2}{2}\cdot \theta\\\\.\qquad \qquad =\dfrac{(11)^2}{2}\cdot \dfrac{4}{5}\pi\\\\.\qquad \qquad =\dfrac{242}{5}\pi\\\\.\qquad \qquad =151.976

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