AlliyahMachelle
AlliyahMachelle AlliyahMachelle
  • 04-03-2021
  • Mathematics
contestada

What is the area of the top surface of a circular manhole cover that has a diameter of 60 centimeters?

Respuesta :

rayhanshabir2006
rayhanshabir2006 rayhanshabir2006
  • 04-03-2021

Answer:

A≈2827.43cm²

Step-by-step explanation:

A≈2827.43cm²

d Diameter  

60

Using the formulas

A=πr2

d=2r

Solving forA

A=1

4πd2=1

4·π·602≈2827.43339cm²

Answer Link

Otras preguntas

A wave with a frequency of 0.5 Hz and a speed of 10 m\s has a wavelength of..
#17 please help I'm so confused.
Round 287.63 to the nearest whole number.
What is 10/9 closest to 0,1/2, or 1 and why
Greenland, the largest island in the world, is 21 times larger than Iceland. The combined area of Greenland and Iceland is 880,000 mi2. Write an equation to fin
a teacher wants to give 3 markers to each of her 25 students. Markers come in packeges of 8 how many packages of markers will the teacher need
whst 4 processes shape Earth's features
What are the 4 types of processes that cycle matter through the biosphere give examples?
how many different gametes can an RRYy parent form?
3y=15x-12 How to solve for y?