Question

E'S REAL
Trigonometry is the study of relationships between
the sides and angles of a triangle.
Opposite side
sin A =
Hypotenuse
с
Adjacent side
cOS A =
Hypotenuse
Opposite side
tan A=
Adjacent side A Adjacent side
0 Opposite side
Hypotenuse
1
1
cosec A=
sec A=
,
1
cotA=
tan A
sin A
COSA
sin A + cos2A = 1;
1 + COPA = cosecA;
cos (90°- A) = sinA;
1 + tanf-A = sec A
sin(90° - A) = cos A
tan (90°- A) = cot A
0°
ZA
90
45°
30°
60
sin A
0
1/2
1/2 √3/
21
13/2 1/72 1/2
1/13 1
3
0
1
cOS A
tan A
0​

Answer 1

Answer:

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