alleryस्पर्शिका आणि स्पर्शबिंदूतून काढलेली त्रिज्या यांमधील कोन किती असतो?
A180°
B60°
C45°
D90°
Answer & Solution
Correct answer: D. 90°
स्पर्शिका ही वर्तुळाला ज्या बिंदूत स्पर्श करते त्या बिंदूतून काढलेल्या त्रिज्येला लंब असते.
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