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  • 03-05-2018
  • Mathematics
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PLZ HELP ASAP INSCRIBED QUADRILATERALS

PLZ HELP ASAP INSCRIBED QUADRILATERALS class=

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Blitztiger
Blitztiger Blitztiger
  • 03-05-2018
For an inscribed quadrilateral, opposite internal angles are supplementary and sum up to 180 degrees. In this case, angles U & K add up to 180:
85 + K = 180
K = 95 degrees

Similarly, angles D & C would also add up to 180, so D + 73 = 180, and D = 107.
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