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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

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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