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

The number of waves that pass a particular point in a unit of time is called the __________ of the waves. (a) rarefaction (b) compression (c) amplitude (d) freq
A 4.5 newton object is placed in a tank of water. If the water exerts a force of 4.0 newtons on the object, will the object sink or float?
The Indus, Ganges, and Brahmaputra were important to ancient India because they were
Please tell me five slogans on conservation of natural vegetation.
The plans for a shed call for a rectangular floor with a perimeter of 204 ft. The length is two times the width. Find the length and width.
Horace read 160 pages in 4 hours. How many pages can he read in 6 hours??
other name for blood
what is the meaning or definition of fighting-gear??
Two 1 litre jugs are each filled with a mixture of olive oil and vinegar. The first jug has 3 times as much as oil as vinegar and the second jug has 4 times as
Buck drove 220 miles in 5 hours. What was his average rate of speed?