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

a blog is a form of alternate media or news. -true -false

From the following list, correctly identify the reason(s) that might explain a decrease in Vmax due to a suboptimal pH during an enzyme assay. a. Protonation of

Which equation is 3 a solution for? 36 ÷ g = 12 36 – g = 41 36g = 12 36 + g = 36

How is NADPH different from NADP+?. A. It has lost one electron. B. It has gained one electron. C. It has lost one proton. D. It has gained one proton

Your friend, Jonathon Fain, is an engineering major with an entrepreneurial spirit. He wants to start his own corporation and needs your accounting expertise. H

Using the quadratic formula, which of the following are the zeros of the quadratic equation below

First Identify the Angle relationship, then solve for x.

I just need the answer for b

What kind of leaders took control of Japan before WWII began

which of these is defined as the smallest unit of infromation in a table? -character -field -record -object