Math, asked by reasonablethinker2, 8 months ago

Please Do Answer . Will Mark You as Brainliest + Follow Back as soon as i get the answer earliest

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Answered by vaishnavi17062004

4

when we add all the letters it comes to 360

further by diving both sides by 2 we get

a+b/2=180-c+d/2

after that multiply both sides by Sin

your answer is proved

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