Question

In a cyclic quadrilateral PQRS , angle P: angle R=3:7,then angle R = ?
respond fast
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Answer 1

Answer:

measure of angle R=126°

Step-by-step explanation:

As we know in cyclic quadrilateral

opposite angles are supplementary

so now let constant of proportionality be x

so 3x+7x=180

10x=180

x=18

so R=7x=7×18=126