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how do i work this home work problem

0 votes

B = 15°,    C = 99°,    c = 130

Solve the triangle using the Law of Sines. (Round side lengths to the nearest integer.)

a =
b =
A = °

 

asked Feb 9, 2016 in PRECALCULUS by anonymous

1 Answer

0 votes

Step 1:

The angles of the triangle are image and image.

The one side of the triangle is image.

The sum of three angles in a triangle is .

image

image.

The third angle is image.

Step 2:

Law of sines : image.

Consider image.

Substitute image, image and image.

image

The one side of the triangle is image.

Step 3:

Consider image.

Substitute image, image and image.

image

The one side of the triangle is image.

Solution:

image, image and image.

answered Feb 9, 2016 by Sammi Mentor

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