louielol33 louielol33

16-07-2022
Mathematics

contestada

What is the area of the sector
shown in the diagram below?

OA. 11.1 cm²
OB. 2.5 cm²
OC. 39.3 cm²
OD. 50 cm²

What is the area of the sector shown in the diagram below OA 111 cm OB 25 cm OC 393 cm OD 50 cm class=

Respuesta :

StudentNotFound404 StudentNotFound404

16-07-2022

Answer:

OC. 39.3 cm²

Step-by-step explanation:

Area of a circle = πr² (π ≈ 3.14)

45 degrees = 1/8 of a full circle

Area of the full circle : 3.14 × 10² =

3.14 × 100 = 314 cm²

Area of the sector : 314 × 1/8 = 39.25 cm² ≈ 39.3 cm²

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