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АB=
Round your answer to the nearest hundredth.

АB= Round your answer to the nearest hundredth.-example-1

1 Answer

2 votes

9514 1404 393

Answer:

4.41

Explanation:

The sides of interest in this right triangle are the hypotenuse and the side adjacent to the given angle. The relevant trig relation is ...

Cos = Adjacent/Hypotenuse

cos(25°) = 4/AB

Multiplying by AB and dividing by cos(25°), we get ...

AB = 4/cos(25°)

AB ≈ 4.41 . . . . units

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