tchapman1035 tchapman1035
  • 01-04-2020
  • Mathematics
contestada

What is the area of a circle with a radius of 7 cm? (Use 3.14 for and round to the nearest tenth.)

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 01-04-2020

Answer:

A =153.9 cm^2

Step-by-step explanation:

We know the area of a circle is given by

A = pi r^2

We are given the radius and pi

A = 3.14 (7)^2

A =153.86 cm^2

Rounding to the nearest tenth

A =A =153.9 cm^2

Answer Link
1877LESSONS4KIDS
1877LESSONS4KIDS 1877LESSONS4KIDS
  • 01-04-2020
The area is pi times the radius squared, which would be 49 pi, or 49*3,14, which is 153,86. Rounding, it would be 153,9.
Answer Link

Otras preguntas

Type of democracy where citizens elect leaders to represent them in government
Explain why neon is monatomic but chlorine is diatomic.
What is the answer to this problem?  7.5/12=4.2/x
DNA content in a cell is measured in picograms (pg) (what ever that is) . A sea star has 17/20 pg of DNA a scallop cell has 19/20pg, a red water mite cell has 0
Whats bigger im so confused math is hard order from greatest to least 2/3 0.67 5/9 0.58 7/12.   Thanks
What is the answer to this problem?  7.5/12=4.2/x
How do monkeys swing vine to vine?
what is 4 hours and 39 mins before 7:53 p.m
What is the answer to this problem?  7.5/12=4.2/x
who was the leader and owner of pennsylvania