Question

*sin 35° cos 55° + sin 55° cos 35° = _____*

1️⃣ 0
2️⃣ 1
3️⃣ 2
4️⃣ 1/2
​

Answer 1

Step-by-step explanation:

3) 2

This is right answer

Answer 2

0

sin (90 – θ) = cos θ

So, the given can be expressed as :-

sin (90 – 35)° cos (90 – 55 )° + cos 55° sin 35°

= cos 55° sin 35° + sin 35° cos 55° = 0