redondolena1123 redondolena1123
  • 02-04-2020
  • Mathematics
contestada

What is the exact area of a circle with a diameter of 10 cm? a. 5πcm^2 b. 10πm^2 c. 25πcm^2 d. 100πcm^2

Respuesta :

Sarah06109
Sarah06109 Sarah06109
  • 02-04-2020

Answer:

C

Step-by-step explanation:

a=[tex]\pi[/tex]r^2

To find the radius, divide the diameter by 2

r=d/2

r=10/2

r=5

a=[tex]\pi[/tex]r^2

a=[tex]\pi[/tex]5^2

a=25[tex]\pi[/tex]

So, choice C is correct

Hope this helps! :)

Answer Link

Otras preguntas

How do you write 6,007,200 in expanded form
Mr. Derbyshire makes a business trip from his house to loganville in 2 hours. One hour later, he returns home in traffic at a rate 20mph less than his rate goin
All living things break down _________ to make energy.
what events led to a conflict between the Jamestown settlers and the powhatan confenderacy
20 /8 in simplest form
Can someone tell me What is half of 4/9
The pH of human blood is slightly basic. Which of the following is most likely to be the pH of human blood? (A) 10.6 (B) 7.4 (C) 7.0 (D) 6.4 (E) 4.6
Humans always have a negative impact on the environment ?TRUE or FALSE ?
how does oral history help us understand the past
Which of the following statements best represents a nativist attitude toward the influx of immigrants around 1900? (A) Slavs and Italians will be assimilated as