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Home > INT2 > Chapter 10 > Lesson 10.2.5 > Problem 10-111
10-111.
In the diagram at right,
Start by finding the measure of
. Use the Inscribed Angle Theorem, explained in the Math Notes box in Lesson 10.1.3, to determine the measure of
. Since
is a right triangle:
length of the radius of
Use the diameter,
, to find the radius.
Use trigonometry to find the measures of the acute angles in
.