4 years ago

A 2 inch, f/4 reflector has a focal length of.

Biology

2 answers:

trasher [3.6K]4 years ago

8 0

The answer is B.) 4 inches

nadya68 [22]4 years ago

7 0

Answer:

I think it might be 8 inches

Explanation:

My reasoning for this answer is that when you want the focal length of a telescope, you multiply the number behind the "f/?" so in other words, it would be

2 * 4 = 8

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