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

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

What kind of verb is the word hit in a sentence

The price of a ring was increased by 8% to £486. What was the price before the increase?

Nucleotides, which are the building blocks of nucleic acids, consist of a phosphate group, a nitrogenous base, and a

How did opponent of the civil Rights act of 1964 use the filibuster to try to block its passage

i neeeeeed help please!!!!!!!!!!!

How do Primary and General elections differ? Select all that apply. In the Primaries you can vote for your first choice candidate while the General elections on

1. Where is the most energy found in an ATP molecule?

How do I simplify this?

How do scientists know the Earth’s magnetic field has reversed itself many times in the past?

How long do you have to be in college to be a medical biologist