Evaluate the following algebraic expression: 2d+200= y=12 a 202 b 202d c 212 d 224

Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test

Find the sixth term of the following geometric sequence.