Introduction To Trigonometry
> Question
VSA
1 mark
Year: 2020
Easy
CBSE Class 10
trigonometry
standard-angles
evaluation
Question
Evaluate:
s
i
n
30°
2
t
a
n
45°
×
c
o
s
60°
Solution
1
=
2
1
2
×
1
×
2
1
+0.5 marks
2
=
2
1
1
=
2
+0.5 marks
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