Mathematics, 01.11.2019 22:31 yunggin8243

Find the radius of a circle in which the central angle of (pie /4 ) radian determines a sector with an area of 86m^2

a-14.80m
b-20.92m
c-68.44 m
d- 10.46m

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Find the radius of a circle in which the central angle of (pie /4 ) radian determines a sector with...