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:
=18
Step-by-step explanation:
Answer:
2.64 sales tax
Step-by-step explanation:
hope i helped you
13 - 4 = 9
Joe has 9 eggs. Hope this helped love!!