13. Find the area of a regular dodecagon inscribed in a circle of radius 7 inches.

Elementary Geometry For College Students, 7e
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ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter6: Circles
Section6.1: Circles And Related Segments And Angles
Problem 28E: A wheel has equally spaced lug bolts. What is the measure of the central angle determined by two...
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Can you solve number 13 please
13. Find the area of a regular dodecagon inscribed in a circle of radius 7 inches.
14. A parking lot is to have the shape of a parallelogram that has adjacent sides measuring 215 feet and
250feet. The acute angle between two adjacent sides is 55°. What is the area of the parking lot?
15. A hot-air balloon is seen over Tucson, Arizona, simultaneously by two observers, at points A and B
that are 1.75 miles apart on level ground and in line with the balloon. The angle of elevation for point A is
33° and point B is 37°. How far is each observer from the balloon.
acer
Transcribed Image Text:13. Find the area of a regular dodecagon inscribed in a circle of radius 7 inches. 14. A parking lot is to have the shape of a parallelogram that has adjacent sides measuring 215 feet and 250feet. The acute angle between two adjacent sides is 55°. What is the area of the parking lot? 15. A hot-air balloon is seen over Tucson, Arizona, simultaneously by two observers, at points A and B that are 1.75 miles apart on level ground and in line with the balloon. The angle of elevation for point A is 33° and point B is 37°. How far is each observer from the balloon. acer
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