28-06-2021
Mathematics

contestada

Quadrilateral ABCD is inscribed in a circle. If angle B measures 112°, what is the measure of angle D?

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alisakisa alisakisa

28-06-2021

Answer:

68°

Step-by-step explanation:

If a quadrilateral is inscribed in a cirle, the sum of its opposite angles is 180°. Angles B and D are opposite => B+D=180° => D=180°-B=180°-112°=68°

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