
MODERATE EXERCISES - Radian Measure of Angles
(1) Find two positive and two negative coterminal angles to 3
/2 rad (in radians).
(2) Given a circle of radius 7, find the arc lengths corresponding to the following angles:
(a)
/4 rad
(b)
/7 rad
(c) 210o
(d) 1o
(e) -
/3 rad
(3) Given a circle of diameter 8, find the sector areas corresponding to the following angles:
(a)
/4 rad
(b)
/7 rad
(c) 210o
(d) 1o
(e) -
/3 rad
