25-05-2021
Mathematics

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The image below shows F with perpendicular tangent lines at points A and B.

The image below shows F with perpendicular tangent lines at points A and B class=

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Trancescient Trancescient

05-06-2021

Step-by-step explanation:

a) A & B are tangent points and that makes angle AFB = 90°

b) Since line DB is a diameter, that makes arcADB a semicircular arc.

c) We know that A & B are tangent points which makes the figure AFBC a square.

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