That's a pretty confusing one. I think it's 10 minutes.
The answer to the question is C.
Answer:
sin70°
Step-by-step explanation:
Given sin110° where 110° is an obtuse angle in the second quadrant.
The related acute angle in the first quadrant is 180° - 110° = 70°
Thus
sin110° = sin70°
Answer:
8
Step-by-step explanation:
2/10 because there are 10 cards and there are 5 circles and 3 triangles