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3 years ago

8

Help me with this confusing geometry problem please!

1 answer:

Y_Kistochka [10]3 years ago

5 0

The external angle between the secants (20°) is half the difference of the intercepted arcs.
(75° - B)/2 = 20°
75° - B = 40°
75° - 40° = B = 35°

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