The value of a is 10.
What is Trigonometry?
Trigonometry is a branch of mathematics that studies relationships between the sides and angles of triangles.
Given:
sin 30= 1/2
Using trigonometry,
sin 30 = P/H
1/2 = 5 / a
a= 10
Hence, the value of a is 10.
Learn more about trigonometry here:
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