savvaandreou121 savvaandreou121
  • 01-05-2020
  • Mathematics
contestada

work out the circumference of a circle with radius of 7.5cm. Taki Pi to be 3.142

Respuesta :

altavistard
altavistard altavistard
  • 01-05-2020

Answer:

C = 47.1 cm

Step-by-step explanation:

Here C = 2*pi*r.  Replacing pi with 3.142 and r with 7.2 cm, we get:

C = 2(3.142)(7.5 cm) = 47.13.  Note that because r is given to 1 decimal place, your area should be expressed to 1 decimal place also:  C = 47.1 cm

Answer Link

Otras preguntas

how do the boys feel about the idea of santi visiting medellin
What shows that Heidi's Grandmother was kind to her?
2 ( k - 5 ) + 3k = k 6
Which change in Great Britain influenced the style and content of seventeenth- and eighteenth-century literature? A. the rise of lower classes B. Increased lite
State the name of the reaction for the traditional making of lime?
please answer this need help​
- Shreya said,"I was playing tennis when the accident occurred." change into indirect speech​
Danni a mixes red and yellow paint to get orange paint. In the previous mix there were 400ml of red paint. She decreases the amount of red paint in the ratio 7
Given question is in attachment
In a vegetarian diet, 46 individuals include fruits in their meals and 22 individuals eat without including any fruits. Express the following in ratios: Fruit c