Question

evaluate sin 25 degree cos 65 degree + cos 25 degree sin 65 degree​

Answer 1

Answer:

sin 25 × sin (90-65)+ cos 25 ×cos (90-65)= sin^2 +cos^2 =1 ( i have not pit degree here coz it takes time )

Answer 2

Answer:

sin25 degree.cos65degree + cos25degree.sin65degree

Step-by-step explanation:

its ur answer bro ...

1/sin(90-25).cos65degree+1/cos(90-25).sin65degree

1/cos65degree.cos65degree+1/sin65degree.cos65degree

1+1

2

if it helps mark as brainliest answer