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determine the acute angles of a and b in sin {a+b}=1 and cos {a-b}=1/2

By Abigail

determine the acute angles of a and b in sin {a+b}=1 and cos {a-b}=1/2

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Abigail

1. Draw different pairs of circles. How many points does each pair have in common?
What is the maximum number of common point

EXAMPLE 1: In the given figure, find the measure of
the angle marked as x class 7 ch 1​

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