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Standard X
Mathematics
Question
For any angle
θ
, state the value of :
s
i
n
2
θ
+
c
o
s
2
θ
.
7
1
2
5
A
2
B
1
C
7
D
5
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Solution
Verified by Toppr
s
i
n
2
θ
+
c
o
s
2
θ
=
(
P
H
)
2
+
(
B
H
)
2
=
P
2
+
B
2
H
2
(Using Pythagoras Theorem)
=
H
2
H
2
=
1
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15
Similar Questions
Q1
For any value of
θ
,
s
i
n
2
θ
+
c
o
s
2
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_______ .
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Q2
For any acute angle
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Q3
For any angle of measure
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prove that
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Q4
If
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Q5
Consider
△
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, right angled at
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B
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units,
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∠
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C
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