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

x+3x+4+3 what is the answer
How to write 6 less than y?
Why is the age of renaissance significant?
A is an unknown number when you round a to the nearest thousand you get 21,000 when you round a to the nearest hundred you get 20,500
A nickel is found to have a mass of 5.02 grams, what is the mass in kilograms
What is the nuclear charge of an atom with a mass of 23 and an atomic number of 11?
Which disease has a vaccine that will prevent some forms of the disease? A. HPV B. Syphilis C. Herpes D. Gonorrhea
In hamlet, act i, scene i, which character does shakespeare use most to create suspense?
Which of these shows magnesium and oxygen immediately before they join to form an ionic substance? A. MgO B. Mg + O C. Mg2- + Mg2+ D. Mg2+ + Mg2-
Based on the narrator’s emotional state, what is most likely the meaning of sheet?