

Online Geometry
Problem 736: Triangle, Altitude, Perpendicular, Angles,
Cyclic Quadrilateral.
Level: High School, Honors Geometry, College,
Mathematics Education

The figure shows a triangle ABC with the
altitude BH. HD
is perpendicular to AB, and HE is perpendicular to BC. If angle ACB = 57
degrees, and angle CDH = 21 degrees, find the measure of the angle AEB.







