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kotegsom [21]
3 years ago
13

The perimeter of a triangular sail is 44 feet. One side of the sail measures 18 feet and the second side measures 11 feet. What

is the length of the third side?

Mathematics
1 answer:
Fantom [35]3 years ago
6 0

Answer:     The length of third side is 15.

Step-by-step explanation:

Alright, lets get started.

Please refer the diagram I have attached.

The perimeter of given triangle is 44.

One side, suppose a is 18.

Second side, suppose b is 11.

Suppose, third side is c.

So the perimeter will be :

18+11+c=44

29+c=44

Subtracting 29 in both sides

29+c-29=44-29

c=15

Hence the length of third side is 15.       Answer

Hope it will help :)

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tekilochka [14]

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so, the  required  function will be

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Hi there! Thanks for asking a question here on Brainly. 

Step 1: We need to simplify both sides of the equation.

⚫ <span><span><span><span>5a</span>−15</span>+<span>9a</span></span>=<span><span>3a</span>+29
</span></span>⚫ <span><span><span><span><span>5a</span>+</span>−15</span>+<span>9a</span></span>=<span><span>3a</span>+29
</span></span>⚫ <span><span><span>(<span><span>5a</span>+<span>9a</span></span>)</span>+<span>(<span>−15</span>)</span></span>=<span><span>3a</span>+29
</span></span>     
Combine like terms

⚫ <span><span><span>14a </span>+<span>15 </span></span>= <span><span>3a </span>+ 29
</span></span>⚫ <span><span><span>14a </span>− 15 </span>= <span><span>3a </span>+ 29

</span></span>Step 2: Subtract 3a from both sides.

⚫<span><span><span><span>14a </span>− 15 </span>− <span>3a </span></span>= <span><span><span>3a </span>+ 29 </span>− <span>3a
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</span>Step 3: Add 15 to both sides.

⚫ <span><span><span><span>11a </span>− 15 </span>+ 15 </span>= <span>29 + 15
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</span>Step 4: Divide both sides by 11.

⚫ 11a11= 4411

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<span>Hope that helps! ★ <span>If you have further questions about this question or need more help, feel free to comment below or leave me a PM. -UnicornFudge aka Nadia </span></span>
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