Question

In the adjoining figure, ABCD is a rhombus .
find the measure of the following angles, if angle ACB =30°
(i) angle BOC (ii) angle CBO
(iii) angle OAD (iv) angle ABO
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Answer 1

Answer:

angle Boc=90°

angle Cbo= 120/2=60°

angle Oad= 30°

angle Abo=120/2 =60°