Answer:
C
Step-by-step explanation:
Using the trigonometric identity
csc x =
Given
sinΘ = - 0.4, then
cscΘ = = - 2.5 → C
A
5.23×10^5
You mean 56.23×10^4?
That would be 5.623×10×10^4, or 5.23×10^5
