2)The area of a sector of a circle with a radius of 5mm is 10 mm². Find the measure of its central angle to the nearest degree. 3)The arc length of a circle is 7 units, and the radius of the circle is 14 units. Find the area of the sector formed by this arc in terms of pi.

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
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2)The area of a sector of a circle with a radius of 5mm is 10 mm². Find the measure of its central angle to the
nearest degree.
3)The arc length of a circle is 7 units, and the radius of the circle is 14 units. Find the area of the sector formed by
this arc in terms of pi.
Transcribed Image Text:2)The area of a sector of a circle with a radius of 5mm is 10 mm². Find the measure of its central angle to the nearest degree. 3)The arc length of a circle is 7 units, and the radius of the circle is 14 units. Find the area of the sector formed by this arc in terms of pi.
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