2 years ago

If BFD and AFC are right angles and

Mathematics

1 answer:

wlad13 [49]2 years ago

4 0

Answer:

Step-by-step explanation:

If BFD is a right angle and it gives you CFD that means that you do 90 - 72 to find CFB cause it 90 all togther

CFB = 18 deg

now it also tells us CFA is a 90 deg angle so we do the same thing

90 - 18 = 72

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Step-by-step explanation:

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Step-by-step explanation:

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Step-by-step explanation:

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