trigonometric ratios, degree and radian measures, standard identities - One Line Questions
1.
What is the value of tan(300°)? —
-√3
2.
What is the value of tan(300°)? —
-√3
3.
What is the value of sin(90°)? —
1
4.
What is the value of cos(0°)? —
1
5.
What is the value of tan(0°)? —
0
6.
What is the value of sin(180°)? —
0
7.
What is the value of cos(180°)? —
-1
8.
What is the value of tan(180°)? —
0
9.
What is the value of sin(270°)? —
-1
10.
What is the value of cos(270°)? —
0
11.
What is the value of tan(270°)? —
Undefined
12.
What is the value of sin(360°)? —
0
13.
What is the value of cos(360°)? —
1
14.
What is the value of tan(360°)? —
0
15.
What is the value of sin²(45°) + cos²(45°)? —
1
16.
What is the value of cosec²(30°) - cot²(30°)? —
1
17.
What is the value of sin(90°)? —
1
18.
What is the value of cos(0°)? —
1
19.
What is the value of tan(0°)? —
0
20.
What is the value of sin(180°)? —
0
21.
What is the value of cos(180°)? —
-1
22.
What is the value of tan(180°)? —
0
23.
What is the value of sin(270°)? —
-1
24.
What is the value of cos(270°)? —
0
25.
What is the value of tan(270°)? —
Undefined
26.
What is the value of sin(360°)? —
0
27.
What is the value of cos(360°)? —
1
28.
What is the value of tan(360°)? —
0
29.
What is the value of sin²(45°) + cos²(45°)? —
1
30.
What is the value of cosec²(30°) - cot²(30°)? —
1
31.
What is the value of sin(0°)? —
0
32.
What is the value of cos(90°)? —
0
33.
What is the value of tan(45°)? —
1
34.
What is the value of sin(90°)? —
1
35.
What is the value of cos(0°)? —
1
36.
What is the value of tan(180°)? —
0
37.
What is sin(270°)? —
-1
38.
What is cos(180°)? —
-1
39.
What is tan(270°)? —
Undefined
40.
What is sin(360°)? —
0
41.
What is cos(360°)? —
1
42.
What is tan(360°)? —
0
43.
If 1 + tan²θ = sec²θ, what is the value of sec²θ - tan²θ? —
1
44.
What is the value of tan(135°)? —
-1
45.
What is the value of tan(135°)? —
-1
46.
What is the value of tan(135°)? —
-1
47.
If sin²θ + cos²θ = 1, what is the value of 2sin²θ + 2cos²θ? —
2
48.
Which identity is derived from sin²θ + cos²θ = 1 by dividing by cos²θ? —
1 + tan²θ = sec²θ
49.
Which identity is derived from sin²θ + cos²θ = 1 by dividing by sin²θ? —
1 + cot²θ = cosec²θ
50.
Which identity is derived from sin²θ + cos²θ = 1 by dividing by cos²θ? —
1 + tan²θ = sec²θ