Problemas
11. Find the length of the arc on a circle of radius r intercepted by a central angle Theta Round answer to two decimal places . (Take pi =3.14 ) Do not use a calculator. r=15inches,Theta =210^circ square
Roztwór
Georgina
professionell · Tutor durante 6 años
4.3
(305 Votos)
Respuesta
To find the length of the arc on a circle of radius
intercepted by a central angle
, we can use the formula:
Given:-
inches-
-
First, substitute the given values into the formula:
Next, simplify the fraction:
Now, substitute this back into the formula:
Calculate the multiplication step-by-step:
Then,
Finally,
Rounding to two decimal places:
So, the length of the arc is approximately
inches.