Question

4. In the given figure, angle ABO = 65°. Find the measure of angle OCD.
A
B
С
D​

Answer 1

Answer:

50°

Step-by-step explanation:

ABO = 65°

COD= 65° (OPPOSITE ANGLE)

CO=OD

SO, FRONT ANGLE OF EQUAL SIDES ARE EQUAL... i.e. COD=CDO

Now, OCD IS A TRIANGLE..

OCD+ODC+COD=180°(SUM OF THREE ANGLES OF TRIANGLE)

OCD= 180°-(65°+65°)

= 180°-130°

= 50°

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