llogan90 llogan90

16-12-2020
Mathematics

contestada

If the radius is 21 cm and the angle at
center of circle is 140° then the length of
the arc is ?

Respuesta :

tp974554 tp974554

16-12-2020

Step-by-step explanation:

Given: Radius , r =21 cm

The angle at the center of the circle, n° =140°

Length of an arc =?

W.K.T Formula, Length of an arc = 2πr( n°÷360°) units

= 2*(22/7)*21*(140°/360°)

= 154/3

= 51.33cm

Answer Link

laylamarie0904 laylamarie0904

16-12-2020

Answer:

2*(22/7)*21*(140°/360°)

= 154/3

= 51.33cm

Step-by-step explanation:

Answer Link

Otras preguntas

Approximately how wide is the country of slovakia? a. 300miles b. 100miles c. 500miles d. 600miles

Name three different complex fractions that simplify to 1/4

0.08 is 10 times as great as

Definition of Line segment

Which statement best describes the historical significance of the Declaration of Independence? It contains different colonists’ opinions about whether the colon

Gary mails power of 10 third flyers to clients in one week how many flyers does gary mail

Which statement best describes the historical significance of the Declaration of Independence? It contains different colonists’ opinions about whether the colon

What did scientists discover when they arranged elements in order of increasing atomic mass? a. a repeating pattern of properties b. a puzzling series of number

What is the relationship between the 6s in 6,600 value of the given digits?

A minor party was responsible for first building support for _____. voting rights for women nuclear disarmament foreign trade individual rights