The figure shows a triangle ABC with orthocenter H. AT is tangent to the
circle with diameter BC, TH extended meets the circle at F. If AH = 20,
HE = 7, and TH = 16, find the measure of HF.

The orthocenter of a triangle is the point of intersection of the altitudes.

Geometry Problems

Open Problems

Visual Index

Ten problems: 1411-1420

All Problems

Triangle

Altitude

Orthocenter

Perpendicular lines

Circle

Diameter

Circle Tangent Line

Triangle Centers

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