A round balloon of radious 'a' ,subtends an angle Theeta at the eye of a observer while the angle of - Maths - Some Applications of Trigonometry

Question

A round balloon of radious 'a' ,subtends an angle Theeta at the eye
of a observer while the angle of elevation of its centre is phi
prove that the height of the centre of the balloon is = sin phi
cosec theeta +2

Varun Rawat · Accepted Answer

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A round balloon of radious 'a' ,subtends an angle Theeta at the eye of a observer while the angle of elevation of its centre is phi ..prove that the height of the centre of the balloon is = sin phi cosec theeta +2...