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

Six is less than or equal to the sum of 4 and -2x

All of the following except ___ are new sciences coming out of the Human Genome Project and the development of technology. a. genomics b. bioinformatics c. anth

What is a construction? A) a construction is a figure drawn using only a straightedge and a compass. B) a construction is represented by a flat surface that ext

What is the length of a radius of a circle whose center is at (1, -2) and whose one point lies on a circle at (-5, 6)?

how does one make cake

PLSS HELP IT'S DUE TODAY!! Which of these factors was most influential in the growth of agriculture? (1 point) a wind power b access to water c permanent

The act of standing and removing your hat during the national anthem at a baseball game is an example of which of the following A. Knowledge in a culture B. Be

A food bank is preparing for an upcoming storm by moving cases of water and food to nearby shelters for families If there are 160 cases of food and 120 cases o

add the algebraic expressions x²+x-2 and 2x²-5x+7

PLS HELP IT'S DUE TODAY!!!!!!!!!!!!!!!!! (01.05 MC) Which best describes why the role of royal officials came to be in ancient societies? (1 point) a Clan lead