Suppose an angle has a measure of 65 degrees. a. If a circle is centered at the vertex of the angle, then the are subtended by the angle's rays is 65 v times as long as 1/360th of the circumference of the circle. b. A circle is centered at the vertex of the angle, and 1/360th of the circumference is 0.04 cm long. What is the length of the arc subtended by the angle's rays? 1 cm Preview c. Another circle is centered at the vertex of the angle. The arc subtended by the angle's rays is 19.5 cm long. o 1/360th of the circumfèrence of the circle is * cm long. Preview Hint: The are subtended by the angle's rays is how many times long as 1/360th of the circumference of the circle? Use this to help you determine this answer. • Therefore the circumference of the circle is Preview * cm. Get help: Video Submit

Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter3: Triangles
Section3.CT: Test
Problem 19CT: The perimeter of an isosceles triangle is 32cm. If the length of the altitude drawn to the base is...
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Suppose an angle has a measure of 65 degrees.
a. If a circle is centered at the vertex of the angle, then the arc subtended by the angle's rays is 65
v times as long as 1/360th of the
circumference of the circle.
b. A circle is centered at the vertex of the angle, and 1/360h of the circumference is 0.04 cm long. What is the length of the arc subtended by
the angle's rays?
cm
Preview
c. Another circle is centered at the vertex of the angle. The arc subtended by the angle's rays is 19.5 cm long.
o 1/360th of the circumfèrence of the circle is
* cm long.
Preview
Hint: The arc subtended by the angle's rays is how many times long as 1/360th of the circumference of the circle? Use this to help
you determine this answer.
o Therefore the circumference of the circle is
*cm.
Preview
Get help: Video
Submit
Transcribed Image Text:Suppose an angle has a measure of 65 degrees. a. If a circle is centered at the vertex of the angle, then the arc subtended by the angle's rays is 65 v times as long as 1/360th of the circumference of the circle. b. A circle is centered at the vertex of the angle, and 1/360h of the circumference is 0.04 cm long. What is the length of the arc subtended by the angle's rays? cm Preview c. Another circle is centered at the vertex of the angle. The arc subtended by the angle's rays is 19.5 cm long. o 1/360th of the circumfèrence of the circle is * cm long. Preview Hint: The arc subtended by the angle's rays is how many times long as 1/360th of the circumference of the circle? Use this to help you determine this answer. o Therefore the circumference of the circle is *cm. Preview Get help: Video Submit
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