Example #4: Mrs. Smith is going on vacation to Greece for her anniversary and the weather is predicted to be 27 °C.
Mrs. Smith lives in the U. S. Though and doesn't know what
to pack for this weather. Help her determine the
temperature in F so she can pack.

Objects a and b are visible in the night sky. six months later they are still visible, but object b shows less parallax than object a. which object is closer? a. a b. b c. you would need to wait another six months in order to figure this out. d. you would need to know the objects' angular diameters in order to figure this out.