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A vertical pole cast a Shadow …

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A vertical pole cast a Shadow 21 m long when the altitude of the sun is 30 degree find 1. the height of the pole 2. altitude of the sun when the length of the shadow is 7 under root 3 metre

Posted by Pari Gupta 5 years, 8 months ago

CBSE > Class 10 > Mathematics

2 answers

Arpit Wadhwa 5 years, 8 months ago

Tan 30°=1/√3 Tan30°=p/b Tan30°=21/h 1/√3=21/h H=21√3

2Thank You

Pallavi Kumari 5 years, 8 months ago

1- 7root3 2 - 45°

0Thank You

ANSWER

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CBSE > Class 10 > Mathematics