alleryایک 10 m سیڑھی 60° پر زمین کی سطح پر ٹیک دیتی ہے۔ یہ کتنی بلندی تک پہنچتا ہے؟
A5√2 m
B5√3 m
C10 m
D5 m
Answer & Solution
Correct answer: B. 5√3 m
اونچائی = 10 x sin 60 ڈگری = 10 x √3/2 = 5√3 m۔
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