The cities of Rabat in Morocco and Beirut in Lebanon are both at the 34° N latitude, same as Los Angeles, California, but further east on Earth. Can they use the NASA Star Finder?

Yes, they can use it as is.

Step-by-step explanation:

Just submitted and this was the correct answer.

d. vertex

step-by-step explanation:

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have