emestrella
emestrella emestrella
  • 04-03-2020
  • Mathematics
contestada

Can someone help me with this? I don’t need an explanation I just need the answer thank you :)

Can someone help me with this I dont need an explanation I just need the answer thank you class=

Respuesta :

amna04352
amna04352 amna04352
  • 04-03-2020

Answer:

87.92 in²

Step-by-step explanation:

pi × (R² - r²) = area

Where R is the radius of the outer circle and r of the inner circle.

Since C = 2pi×r

37.68 = 2×3.14×r

r = 6 in

R = 6 + 2 = 8 in

Therefore,

pi × (R² - r²) = area

Area = 3.14 (8² - 6²)

= 87.92 in²

Answer Link

Otras preguntas

When did the coal deposits of the eastern united begin to form?What were environmental conditions like at that time?
i need help with multiplying fractions.
how did early renaissance artists depict the human figure
Which line is parallel to y = -4x + 8? y = -4x + 3 y = 4x − 3 y = 5x − 11 y = 2x − 3
Will mark brainliest answer!!What the importance of politics and politicians to the people that lived in the cities. It for homework if you could give me a good
i'm horrible with spanish, can i get some help with this worksheet?
Do you think there should be greater restrictions on who can buy explosives or accelerants? Why or why not?
which Persian leader made the largest contribution
what is 32,020.2o rounded to the nearest tenth
Solve by elimination 4x+5y=15 6x-4y=11