Perimeter of Quarter Circle for given radius

The perimeter is 32.13 cm.
There is a calculation error, the method is correct.
Thanks Mohamed

[kkcrabie]

There is a similar formula to this, i found out that the answer is the same. Its just the simple version:1.785 ×(r×2)

[CloutzyDan]

Pie approximately is 3.14 and this video is 3:14 long 🙃

[joshwilden]

Don't use 3.14 as a substitute for pie, it can mess up equations.

[swidiqshatr]

The answer is 32.13 mr anil check your answer

[therealchadgaming]

Is there a simplified version? If so can you tell me pls

[ashle]

For me the video ends at 3:14.
3.14! For pi, lol.

[dearsirmm]

Find the perimeter of a quadrant of a circle radius r

[haydenchew]

ur ans is wrong u should recheck siol lol