alleryસ્પર્શબિંદુ આગળ સ્પર્શક અને ત્રિજ્યા વચ્ચેનો ખૂણો કેટલો હોય છે?
A180°
B60°
C45°
D90°
Answer & Solution
Correct answer: D. 90°
સ્પર્શક એ વર્તુળને જ્યાં સ્પર્શે છે તે બિંદુએ દોરેલી ત્રિજ્યાને લંબ હોય છે.
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