Write True or False and justify your answer in each of the following: In Fig. 10.10, if AOB is a diameter and ADC = 120°, then
CAB = 30°.
NEET Foundation 2022.
Biology Foundation for Class 10.
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True
Solution:
Given, AOB is a diameter and
ADC = 120°
Join CA & CB
Since ADCB is a cyclic quadrilateral
120° +
CBA = 180°
In
ACB,
Therefore the given statement is true.