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bixtya [17]
3 years ago
8

Ex is tangent to circle o at point b what is the measure of

Geography
1 answer:
ZanzabumX [31]3 years ago
3 0

Answer:

\angle OBZ = 90^\circ

Explanation:

Given

See attachment

Required

Find \angle OBZ

From the attachment, OB is the radius.

OB and BZ meets at Z

The point at which radius OB and tangent BZ is referred to as the point of tangency.

The angle at this point is 90 degrees.

Hence:

\angle OBZ = 90^\circ

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