Richard C. answered • 05/23/22
Tutor
5
(4)
Confidence-building Geometry tutor with 18 years experience
Kimkeesha M.
asked • 05/22/22Determine the !ength of a chord whose central angle is 80o in a circle with a radius of 4 centimeters.
Follow
•
1
Add comment
More
Report
2 Answers By Expert Tutors
Raymond B. answered • 05/22/22
Tutor
5
(2)
Math, microeconomics or criminal justice
general formula for length of chord = 2rsin(c/2) where c = the angle, r= radius
plug in r =4, c = 80
chord = 2(4)sin40 = about 5.1423 centimeters for angle of 80 degrees and radius = 4 cm
Still looking for help? Get the right answer, fast.
Ask a question for free
Get a free answer to a quick problem.
Most questions answered within 4 hours.
OR
Find an Online Tutor Now
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.
