Question

The three angles of a quadrilateral are 65 degree, 55 degree ,130 degree .. Find its fouth angle..

Answer 1

Here’s your answer
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Answer 2

Answer:

the fourth angle is 110°

Step-by-step explanation:

GIVEN

three angles of a quadrilateral are 65, 55, 130

let the fourth angle be x

65+55+130+x=360      {sum of all angles of a quadrilateral is 360}

250+x=360

x=360-250

x=110

So,

the fourth angle is 110

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