vrindakoirala vrindakoirala

01-01-2022
Mathematics

contestada

The perimeter of a circle=πr², where π=22/7. find the area of r=21cm

Respuesta :

silirobert15 silirobert15

01-01-2022

EXPLAINATION: [tex]\pi r^2=\frac{22}{7} .21^2=\frac{22}{7} .441=\frac{22.441}{7} =\frac{22.63.7}{7} =22.63=1386<cm^2>[/tex]

ANSWER: 1386 [tex]cm^2[/tex]

Ok done. Thank to me :>

Answer Link

Otras preguntas

Please see image below

Guys pls help me!!!!!!

The three squares below join together to form a right triangle. The area and the perimeter for two of the squares is shown. Find the side length of the largest

When you read the source you should annotate it (underlining or highlighting) with relevant pieces of information. Which of the following statements is not a re

Solve each equation by factoring ⁉️NEED THIS ASAP ⁉️

15. According to the U.S. Environmental Protection Agency (EPA), spoils from than 700 miles of streams. a. subsurface mining b. mountaintop removal c. contour

How does water change the shape of Earth's surface? I

Which of the following statements describes a religious belief that the Aztec and Inca shared?

If the scale factor is 5/3 what is the width of the new rectangle?

The distance between point Q and point P is 6! ! units. Which number could represent point Q