Answer:
B. 42; 48
Explanation:
sin x = cos (90-x)
eg sin 42 = cos(90-42) = cos 48
Answer:
I would say B: Calderas.
Explanation:
Calderas are depressions in the earth that have been made after a volcano erupts and then collapses. While Mountains could be an answer but Calderas makes more sence
The sun rises due east and sets due west.