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Misha Larkins [42]
3 years ago
15

Bret and Kamala each begin a proof of the law of sines. Their work is shown.

Mathematics
2 answers:
irinina [24]3 years ago
8 0

The proof of the law of sines was completed correctly by Kamala and the final step is to write the expression a/sinA = c/sinC.

<h3>What us the law of sines?</h3>

The law of sines simply means the ratio between the sine of an angle and the side that's opposite it.

From the complete question, it can be deduced that the proof was correctly completed by Kamala. In her case, she correctly wrote that asinC = csinA and the next expression for the conclusion is that a/sinA = c/sinC.

Learn more about sine on:

brainly.com/question/25419115

IrinaK [193]3 years ago
6 0

Answer:

Step-by-step explanation:

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Answer:

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Step-by-step explanation:

To find the height of the triangle, we can first find the area of the triangle using the Heron's formula:

S = \sqrt{p(p-a)(p-b)(p-c)}

Where a, b and c are the sides of the triangle and p is the semi perimeter of the triangle:

p = \frac{a+b+c}{2} = \frac{15 + 8 + 17 }{2} = 20\ cm

So the area of the triangle is:

S = \sqrt{20(20-15)(20-8)(20-17)}

S = 60\ cm^2

Now, to find the height, we can use the following equation for the area of the triangle:

S = base * height/2

The height draw in the figure is relative to the side of 17 cm, so this side is the value of base used in the formula. So we have that:

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h = 7.06\ cm

Rounding to the nearest tenth, we have h = 7.1 cm

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3 years ago
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Answer:

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