louielol33
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

Answer Link

Otras preguntas

factor completely:4x^3 - 36x
A rectangle has a total perimeter of 108cm. The length is 5 times the width. The dimensions would be 45cm x 9cm, right?
Convert decimal to fraction
How do you solve x to the second power +7x=O
Aretha had $0.85 in nickels and dimes. She has 2 more nickels than dimes. How many nickels and dimes does she have?
Y= x^3 + 64 Y=x^3 - 1000 Both need factored!
What is James Joyce's conception of the artist? a. He must clearly express his ideas in his works b. He must be invisible in his works c. He must be Irish
Can someone help me with this please? it says Tall is dominant over short in pea plants. Show the cross of a homozygous short plant is crossed with homozygous t
what is the exact volume of the largest cone that can fit into a cube with edges of 10 inches?
Cos A = square root 21 divided by 5 and sin A = 2/5. What is the exact value of cos 2A?