aubreytim47
aubreytim47
11-02-2021
Mathematics
contestada
The measure of angle AFB = 78°
Respuesta :
greer3667
greer3667
11-02-2021
Answer: is C
Step-by-step explanation:
you have a 90 so 90-78 is 12
Answer Link
mariaisamazing
mariaisamazing
11-02-2021
The answer is 12
We know that angles AFB and CFD and BFC sum up to 180
Using this information we can write the equation
AFB + CFD +BFC = 180
Now substitute known values:
78 + 90 (it is a right angle) + BFC = 180
Now solve-
You should get
180-168 which is 12
Answer Link
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