แผ่นงานQuiz: Coterminal and Reference Angles
คำถามทั้งหมด: 24
แป้นคำตอบQuiz: Coterminal and Reference Angles
คำถามทั้งหมด: 24
, b)
, c)
Yes
No
55°
30°
85°
42
They add up to 180 degrees
They're acute
, c)Formed using the x-axis and terminal side.
, d)Used to calculate with large angles.
It will be like a calculator (gives exact values)
1/2
-√3/2
An approximation requires rounding, its close to the real value.
, b)An exact answer represents the whole value, no rounding (like a fraction or a symbol)
√2/2
0
½
, -
, -
, -
,
The Acute angle between the terminal side and x-axis
-Reference Angle
