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what is the value of tan 30, cos 30, sin 30?

tan 30 = 1

cos 30 = 1/2

sin 30 = 1/2

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The values are:

tan30 = 1/root3

cos30 = root3/2

sin30 = 1/2

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Trigonometric Angles :
 Table Values of sin, cos, tan, cosec, sec and cot at various degree of angles (0°, 30°, 45°, 60°, 90°, 180°, 270°). Trigonometry is also spelled as Trignometry.

q0°30°45°60°90°180°270°
Sinq0
1
2
1
2
10-1
Cosq1
2
1
1
2
0-10
Tanq0
1
1*0*
Cosecq*2
2
1*-1
Secq1
2
2*-1*
Cotq*1
1
0*0
 
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