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plz help me I need to have this done right now

Plz Help Me I Need To Have This Done Right Now class=

Sagot :

Answer:

Btw I got this answer from gauth.math
View image nka73
360°-90°=270°

2πr x270°/360°
=2πr x 3/4
=2 x 3.14 x 2 x 3/4
= 9.42