EM-1719
Tangent perpendicular to radius
E Math · Secondary 4 · Hard · Tangent perpendicular to radius
In a circle, centre O, a radius OH meets a tangent at H. The angle between the tangent and the chord HN is 28°. Find angle HON.
Use the circle theorem about the angle between a tangent and a chord.
Use the circle theorem about the angle between a tangent and a chord.
- 28°
- 56°
- 62°
- 152°
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