Math, asked by allwinljoy1782004, 7 months ago

1.Fillupsuitably

a)sin25=cos.......

b)sin48=cos.......

c)sinA =cos.......

d)cos40=sin.......​

Answers

Answered by rkpakur07
1

Answer:

There are six trigonometric ratios for the right angle triangle are Sin, Cos, Tan, Cosec, Sec, Cot which stands for Sine, Cosecant, Tangent, Cosecant, Secant respectively. Sin and Cos are basic trigonometric functions that tell about the shape of a right triangle. SO let us see the sin cos formula along with the other important trigonometric ratios.

Sin Cos Formula

sin

θ

=

P

e

r

p

e

n

d

i

c

u

l

a

r

/

H

y

p

o

t

e

n

u

s

e

cos

θ

=

B

a

s

e

/

H

y

p

o

t

e

n

u

s

e

tan

θ

=

P

e

r

p

e

n

d

i

c

u

l

a

r

/

B

a

s

e

csc

θ

=

H

y

p

o

t

e

n

u

s

e

/

P

e

r

p

e

n

d

i

c

u

l

a

r

sec

θ

=

H

y

p

o

t

e

n

u

s

e

/

B

a

s

e

cot

θ

=

B

a

s

e

/

P

e

r

p

e

n

d

i

c

u

l

a

r

Answered by Alirazakhan51
1

Answer:

a=65

b=42

c=90-A

d=50

Step-by-step explanation:

use( 90-theta )

Similar questions