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Use the Law of Sines to solve the triangle. Round your answer to two decimal places. A = 25°, B= 45°, c= 13

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asked Mar 30, 2015 in TRIGONOMETRY by sls25011 Rookie

1 Answer

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Step 1:

The two angles of the triangle are imageimage and one side image.

The sum of the three angles in a triangle is image.

The third angle of the triangle is image.

image

image.

Step 2:

The Law of Sines:

If is a triangle with sides and then .

Consider  image.

Substitute image, imageand image.

image

image

image

image.

Step 3:

Consider  .

Substitute image, image and image.

image

image

image.

Solution:

image, image and image.

answered Mar 30, 2015 by Sammi Mentor

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