Math, asked by alihusainanashusain, 9 months ago

only explain question no.13 in copy plzzzzz​

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Answers

Answered by sanjanavarshitha40
1

Answer:

90 degrees

Step-by-step explanation:

given

angle p=60 and angle q=30

so ,angle r will be 90 by (angle sum property)

so, the exterior angle will be 90 as the angle near the point r

extend line sum up 180

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