s = rθ, so
(a) θ = 2.6/0.9 = ___
Now think of the unit circle and its relation to the trig functions.
(b) 0.9 cosθ
(c) 0.9 sinθ
Trent is skiing on a circular ski trail that has a radius of 0.9 km. Trent starts at the 3-o'clock position and travels 2.6 km in the counter-clockwise direction.
How many radians does Trent sweep out?
____ radians
When Trent stops skiing, how many km is Trent to the right of the center of the ski trail?
____ km
When Trent stops skiing, how many km is Trent above of the center of the ski trail?
_____ km
1 answer