isabellacatt
isabellacatt isabellacatt
  • 03-01-2022
  • Mathematics
contestada

PLEASE HELP ASAP!


The circumference of a circle is 84 cm. What is the area, in square centimeters?
Express your answer in terms of pi.

PLEASE HELP ASAP The circumference of a circle is 84 cm What is the area in square centimeters Express your answer in terms of pi class=

Respuesta :

Аноним Аноним
  • 03-01-2022

Answer:

16π cm²

Step-by-step explanation:

We know that

Circumference = 2πr

=> 8π = 2πr

=> 8 = 2r

=> 8/2 = r

=> 4 = r

Now,

Area of circle = πr²

=> π × (4)²

=> π × 16

=> 16π cm²

Answer Link

Otras preguntas

The geographic location of Constantinople, the capital of the Byzantine Empire, A)prevented invasions from rival empires. B)allowed for trading contacts with Eu
I need help please with late math homework​
what are economic systems, and how do they differ?
Joey earns 7.65 per hr at his part-time job. He received a 20% raise. How much will Joey now earn for working 40 hrs
Can someone please help !!! ASAP!!!!!
what should you do when someone takes things and hoards them?
compare and contrast the outcome of the French revolution and the Taiping rebellion (I just need a paragraph or 2 Please help!)
why are externalities considered a sign of market failure?
A ratio station is allowed by the FFC to broadcast over an area with a radius of 219mi. how much area is this?
explain how companies engage in price competition and non-price competition and give an example of each kind of competition.