In Exercises 5 to 22, find the missing lengths. Give your answers in both simplest radical form and as approximations correct two decimal places.
Given:  Right

Find: 

To find:
DF and FE of the right
Approach:
For a right triangle, for which the measure of the interior angles
Length of the longer leg (opposite to
Length of the hypotenuse (opposite to
In general
Length of the longer leg
Length of the hypotenuse
Calculation:
Given,
A right triangle
Since, one of the acute angle
Thus, the
In a right triangle whose angle measure
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