แผ่นงานReference Angles and Triangles in the Unit Circle
คำถามทั้งหมด: 18
แป้นคำตอบReference Angles and Triangles in the Unit Circle
คำถามทั้งหมด: 18
(0.707, 0.707)
0.5
30
30 degrees or π/6 radians
The graph of y = cos(x) using the unit circle is a wave-like curve that oscillates between -1 and 1.
(0.5, 0.866)
1/sqrt(2)
60 degrees
143.13 degrees or 2.498 radians
The graph of y = sin(x) using the unit circle is a wave-like curve that oscillates between -1 and 1 as x varies.
