C. Because complementary angles are two angles whose sum equals 90 degrees so do 90-40=50 then 50x2= 100
Answer:
x=4
Step-by-step explanation:
Answer:
sinx
Step-by-step explanation:
hello :
note :
for all x in ℝ : 1) sin(x+2π) = sinx 2) sin(π-x) = sinx
in this exercice :
3π - x = 2π+(π - x)
sin(3π - x) = sin(2π +(π - x)) =sin(π-x) = sinx
Answer:
wheres the question?
Step-by-step explanation:
