25erasmussen
25erasmussen 25erasmussen
  • 11-04-2019
  • Mathematics
contestada

Please help me with this question! A circle has an area of 40 square meters. Which answer is closest to the measure of its diameter?

Respuesta :

Cathi Cathi
  • 11-04-2019
Area=pi r^2

40=3.14 x r^2
Divide both sides by 3.14
12.7=r^2
Square root of both sides
3.6=r
Diameter is 3.6 x2

7.2
Answer Link

Otras preguntas

Express -2(x - y) -10 = 0 in standard form.
what are two traditions from antiquity inspired renaissance
Central Tendency:Question 4 Using the data below, what is the median? 14, 12, 12, 18 , 22 , 20, 17 Select one: 10 18 12 17
GEOMETRY HELP WILL MARK BRAINLIEST
how were russian czars often european leaders?
Which maintains the tone established in these three sentences? Carol was heartbroken when she heard that her faithful dog, Harvey was very sick. Flinging hers
future tense of the verb 'run'
i need help with the following question please (brainliest will be marked)​
What is one good way to understand how a book affects different people?
what implications does it have for thinking beyond riding a bike?