In the adjoining figure circles with centres X and Y touch each other at point Z. A secant passing through Z intersects the circles at points A and B respectively. Prove that, radius XA || radius YB.Fill in the blanks and complete the proof.

In the adjoining figure circles with centres X and Y touch each other

1.	In the adjoining figure circles with centres X and Y touch each other at point Z. A secant passing through Z intersects the circles at points A and B respectively. Prove that, radius XA \|\| radius YB.Fill in the blanks and complete the proof.
Answer» In the adjoining figure circles with centres X and Y touch each other at point Z. A secant passing through Z intersects the circles at points A and B respectively. Prove that, radius XA \|\| radius YB. Fill in the blanks and complete the proof.

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In the adjoining figure circles with centres X and Y touch each other at point Z. A secant passing through Z intersects the circles at points A and B respectively. Prove that, radius XA || radius YB.Fill in the blanks and complete the proof.

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