allerysin 30°-இன் மதிப்பு என்ன?
A1
B1/2
C√3/2
D1/√2
Answer & Solution
Correct answer: B. 1/2
ஒரு 30-60-90 முக்கோணத்தில், 30 டிகிரிக்கு எதிரே உள்ள பக்கமானது கர்ணத்தின் பாதியாகும்.
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