Find the perimeter of ABCD.

Answer to Problem 20PSB
Explanation of Solution
Given information:
ABCD is a kite, with
Calculation:
Consider the given figure,
Two congruent chords correspond congruent arc,
The measure of the angle with vertex on the circle is half the measure of the intercepted arc,
Now again the measure of the angle with vertex on the circle is half the measure of the intercepted arc,
Hence, the perimeter of ABCD is
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