alsimolinas alsimolinas

17-06-2020
Mathematics

contestada

The circle above has an area of 144 pi cm^2. What is the area of the blue sector? Use 3.14 for pi . A. 150.72 cm2 B. 25.12 cm2 C. 48 cm2 D. 113.04 cm2

The circle above has an area of 144 pi cm2 What is the area of the blue sector Use 314 for pi A 15072 cm2 B 2512 cm2 C 48 cm2 D 11304 cm2 class=

Respuesta :

mhanifa mhanifa

17-06-2020

Answer:

A. 150.72 cm2

Step-by-step explanation:

blue sector is 120 deg which is 1/3 of circle

so its area:

1/3*144 pi= 48 pi cm^2= 48*3.14 cm^2= 150.72 cm^2

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