math 30 Trig
posted by Sandy .
A central angle subtends an arc of 35 cm. If the radius of the circle is 12 cm, what is the measure of the central angle?

arc= angleinRadian*radius
35/12= angle in Radians=2.91 radians=about 167degrees
posted by Sandy .
A central angle subtends an arc of 35 cm. If the radius of the circle is 12 cm, what is the measure of the central angle?
arc= angleinRadian*radius
35/12= angle in Radians=2.91 radians=about 167degrees