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Johny8oy
 4 years ago
Express answers in simplest exact form.
What is the radius of a circle with a sector area of 7PI sq. ft. and an arc whose measure is 70°?
r = ? feet
Johny8oy
 4 years ago
Express answers in simplest exact form. What is the radius of a circle with a sector area of 7PI sq. ft. and an arc whose measure is 70°? r = ? feet

This Question is Closed

101Ryan101
 4 years ago
Best ResponseYou've already chosen the best response.2What is the formula for the area of a sector?

TBates
 4 years ago
Best ResponseYou've already chosen the best response.0Sector = πr^2*degrees/360 7π = πr^2 (70/360 7 = r^2 (7/36) 36 = r^2 so r is either 6 ft or 6 ft

101Ryan101
 4 years ago
Best ResponseYou've already chosen the best response.2A negitive radius? That must be beyond the event horizon or something. :)
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