Mathematics, 31.03.2021 16:10 linnaefoos2183

15A, एउटा वृत्ताकार पोखरीको परिधि 176 मि. छ र यसको बीचमा एउटा खम्बा गाडिएको छ । एउटा व्यक्तिले पोखरीको किनाराको कुनै पनि ठाउँबाट खम्बाको टुप्पोको उन्नताश कोण 60° पाएछ भने सो खम्बाको पानीमाथिको उचाइ पत्ता लगाउनुहोस् ।
The circumference of a circular pond is 176 m and a pillar is fixed at the centre of the pond. If a person
finds the angle of elevation of 60° of the top of the pillar from any point on the bank of the pond, find the
height of the pillar above the water level.
[2067A]
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15A, एउटा वृत्ताकार पोखरीको परिधि 176 मि. छ र यसको बीचमा एउटा खम्बा गाडिएको छ । एउटा व्यक्तिले पोखरी...