Cos 52 = 0.6157
sin 42 = cos 48 = 2/3 (because 42 + 38 = 90 - complementary angles)
if tan 20,5 = 3/8 then tan 69.5 wil = 1 / 3/8 = 8/3
Answer: 12.
Step-by-step explanation:
Answer:
NO solution , the -17y at both sides will cancel ,so no variable left
Step-by-step explanation:
I wanna say 7 and 6 but I'm probably wrong