Answer:
Step-by-step explanation:
Answer:
x = 20 degrees.
Step-by-step explanation:
cos40∘=sin(x+30∘)
sin (x + 30) = 0.766
x + 30 = arcsin 0.766 = 50
x = 50 - 30 = 20.
A Picture would be better
Answer:
Step-by-step explanation:
Given
The attached triangle
Required
Find x
Considering angle 30 degrees,
Using the tangent formula:
Make x the subject
That means you are multipliying 10,000,000 by 280,509,031...