Answer:
Cos 74°= Sin 16°
Sin 20°= Cos 70°
Sin A°=Cos (90°- A°)
Step-by-step explanation:
This is because the three pairs are complementary i.e they add up to 90° and in trigonometric ratios, complementary ratios are equal.
Answer:
89.9403 ...
Step-by-step explanation:
Answer:
Day 3 : 6 Day 2: 4 Day 1: 2 and so on
Step-by-step explanation:
This may not be correct but i think that you multiply the day number by two.