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In this lesson, we will learn how to find the value of a missing side length in a right triangle by choosing the appropriate trigonometric ratio for a given angle.

Q1:

A kite has a string of length 75 meters. The angle the string makes with the horizontal ground is 5 3 β . Find the height of the kite from the ground giving the answer to two decimal places.

Q2:

In the given figure, find π₯ . Give your answer to two decimal places.

Q3:

Find the length of π΄ πΆ , given that π΄ π΅ = 1 9 c m , π· πΈ = 1 1 c m , and πΆ πΈ = 2 1 c m .

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