Question

please tell me the answer with reason​

Answer 1

Answer:

45 degree

Step-by-step explanation:

proof at 45degree sinA=cosA. also A is greater than 0and less than 90

Answer 2

Hello Friend❤️❤️❤️....

●Your Answer..

◆ Angle A = 45°

●●Explanation ...

Value Of Sin45°= 1/√2

& Value of Cos45°= 1/√2

Then Sin45°=Cos45°...

Hence The Value Of angle A=45°

=>>

Option 【D】 Is correct Ans..☺️☺️

❤️❤️Hope Its Help U my dear Friend ☺️☺️