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In the figure below, AB = CD, angle A = 80
degrees
and angle C = 20 degrees. Find x. Try to use elementary geometry (Euclid's Elements.)
See
also: Art 00
PicSketch - Pencil Sketch & Drawing Photo Filter Effects
PicSketch by Softease Tech Co., Limited is a photo sketch app
for
iPhone and iPad, to turn photo into
a pencil sketch artwork in a few taps.
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