laurenhousemanp6hdmu laurenhousemanp6hdmu
  • 01-04-2018
  • Mathematics
contestada

fond the area of a sector with a central angle of 100 and a diameter of 9.3cm round to the nearest tenth

Respuesta :

emiliaatkinson
emiliaatkinson emiliaatkinson
  • 01-04-2018
Formula= angle/360° x pi r^2
100/360 = 0.27777778
Radius = diameter/2
9.3/2 = 4.65
Pi x 4.65^2 = 67.9290872 (do not round until the end)
0.27777778 x 67.9290872 = 18.869191
This number rounds to 18.9
Hope this helps
-Emiliaatkinson (UK)
Answer Link

Otras preguntas

Solving systems by elimination: 2x + 4y = -4 3x + 5y = -3 Please show me your work so I can do the rest myself. Thanks!
Does the depth of a pan affect how water freezes?
What is Sir Francis Drake hardships
How is the numeral 35.012 written in words and why
What is two thirds minus six thirds
A pound of seedless red grapes costs $2.75. Drew must spend less than $9.35 on a bunch of seedless red grapes.Inequality:Solution:Interpretation:
A passenger on a boat moving at 1.70 m/s on a still lake walks up a flight of stairs at a speed of 0.60 m/s , as shown in the figure . The stairs are angled at
How many minutes are in 36 hours?
A 1 digit number and a 3 digit number have a sum of 205.  The same two number have a difference of 195, a product of 1,000 and a quotient of 40.  What are the t
in what ways is climate controlled by the sun and the water cycle ?