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CBSE Class 10 Mathematics Worksheet
UNIT V: Trigonometry - Introduction to Trigonometry
If then find the value of
If sec A =5/4
Verify that tanA/(1 + tan²A) = sin A/Sec A
No option is required, you have to verify the given Identity.
B)NA
C)NA
D)NA
E)NA
If 3 tan θ = 4 than find ( 3sinθ+ 2 cosθ )/ ( 3 sinθ - 2 cosθ )=?
2
B)3
find
1
B)-1
If, calculate sin A and tan A.
If and
,then find the value of x
If in ΔABC, ∠C = 90°, then sin (A + B) =
0
B)1/2
C)1/√2
D)1
,
=?
1
C)A cow is tied with a rope of length 14 m at the corner of a rectangular field of dimensions 20m × 16m, then the area of the field in which the cow can graze is:
154 m2
B)156 m2
C)158 m2
D)160 m2
If
than find ?
√(1+x2)
B)x/√(1+x2)
vibgyor
a
B)b
If √3 tan 2x =3
find x.
30°
B)45°
C)60°
D)90°
E)None of these
If then find the value of
Change in terms of
.
sin3A=COS(A-26º) where 3A is an acute angle, find the value of A
30º
B)29º
C)31º
D)32º
cos1cos2cos3.................cos180 = ?
-1
B)0
C)1
D)1/2
(cos x - sin x)/(cos x + sin x)=(1-√3)/ (1+√3)
find x .
30°
B)45°
C)0°
D)60°
E)None of these
If A and B are complementary angles then
sinA=sinB
B)cosA=cosB
C)tanA=tanB
D)secA=cosecB
In right angled at B, AB = 24 cm, BC = 7 m. Determine sin A, tan A
If , then find the value of
CBSE Class 10 Mathematics Worksheet
UNIT V: Trigonometry - Introduction to Trigonometry
Answers
1/7
3/4,
Solution:
3/5
7/25, 7/24
1/p
