= J C B AB and BC are sides of congruent nine-sided regular polygons. Angle DAB= angle DCB = 90°. Calculate the size of angle ADC. Not to scale

= J C B AB and BC are sides of congruent nine-sided regular polygons. Angle DAB= angle DCB = 90°. Calculate the size of angle ADC. Not to scale

asked May 19, 2023 199k views

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