Question

sin square 67 degree + sin squared 23 degree + cos square 89 degree + cos square 1 degree=1​

Answer 1

Answer:

please solve the problem answer

Answer 2

Answer:

As we know sin square + cos square =1

Step-by-step explanation:

sin square 67 + sin square 23 = sin square 90

cos square 89 + cos square 1 = cos square 90

sin square 90 + cos square 90 = 1