stephenmergen stephenmergen

02-05-2021
Mathematics

contestada

The radius of a circle is 4 feet. What is the area of a sector bounded by a 45 degree arc

Respuesta :

zaynschick zaynschick

02-05-2021

45/360 * 4^2 pi = 6.283
ANSWER IS 6.283 (3 decimal places)

Answer Link

mathstudent55 mathstudent55

02-05-2021

Answer:

2π ft²

Step-by-step explanation:

Circle Area:

A = πr²

A = π × (4 ft)²

A = 16π ft²

Sector Area:

A = (45°)/(360°) × 16π ft²

A = 2π ft²

Answer Link

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Easy, need help, thanks.