Question

द वैल्यू ऑफ साइन 45 डिग्री इनटू कॉस 45 डिग्री विल बी​

Answer 1

Answer:

underoot 2 is answer

Step-by-step explanation:

upper answer is righr

Answer 2

Answer:

sin45°+cos45°= √2

Step-by-step explanation:

sin45°=1/√2 and cos45°=1/√2

On adding 1/√2+1/√2 we get 2/√2

Here 2 in the numerator can be written as square of √2. So square of √2 divided by 2 is √2 which is the final answer.