Answer:$3.672
rounded is $3.67
Step-by-step explanation:
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.
B. Angle B= Angle E
As this would only prove the AAA Similarity theorem, but not any Congruence Rule
It is irrational and is = to 4√2
