livinglife277 livinglife277

08-02-2017
Mathematics

contestada

A wheel has a diameter of 21 inches. About how far does it travel if it makes 30 complete revolutions? Use 22/7 for pi

Respuesta :

apologiabiology apologiabiology

08-02-2017

circumference is the distance around the outside
therefor the circumference is the distance it travels in 1 revelotion

C=πd
d=21

c=21pi
use 22/7 for pio
c=21(22/7)
C=462/7
c=66
that's one revolution
times 30

66*30=1980in or about 165ft

Answer Link

Otras preguntas

The proportion of all high school students who watch national news is p = 0.47. A random sample of 50 high school students is selected. Which of the following i

how might the impact of the nineteenth admendment continue to change as society advances? Use information from the article to support your answer?

How many grams of silver chloride can be formed by the reaction of 60.0 ml of 1.0 m of silver nitrate?

How does the graph of f(x) = |x| compare with the graph of g(x) = 3|x| ? A. The graph of g is a vertical compression of the graph of f. B. The graph of g is

le st 17. The water authority charges $10.00 per month for the meter rent, $2.50 for the first 1 000 litres and $0.10 for each additional 100 litres. What is th

How does the graph of f(x) = |x| compare with the graph of g(x) = 3|x| ? A. The graph of g is a vertical compression of the graph of f. B. The graph of g is

Word: Translate Definition: Social Issue Vocabulary - Dictionary Synonyms: Antonyms: Part of Speech: Syllables: Visual Connection: Use it in a Sentence:

Helen's parents, Captain Keller and Kate Keller, look in their child's crib with the family doctor as he examines Helen

If a person wanted to contest a traffic ticket, they would find themselves in a ______ court. a) Civil b) Criminal c) Traffic d) Small claims

2. Nico entered a 100-mile bike race. He knows he can ride 32 miles in 160 minutes. At this rate, how long will it take him to finish the race?