Angle 1. Because angle 4 and 1 are vertical angles and vertical angles are congruent.
(7,0) i think. i’m not sure so check
Answer: 7/8
Cos2x has 3 formulas, Sinx is given in the question, we should use the formula with sinus. I guess that's the solution.
Answer:
It should be the second one 4,18,6
Step-by-step explanation:
Let me know if that is right . . .
Hope this helps!