Area of the pentagon: 342 cm2
Step-by-step explanation:
The figure of the pentagon is missing: find it in attachment.
The area of the pentagon can be seen as the area of 5 equal triangles, each of them having a base equal to the length of the side of the pentagon,
L = 14.1 cm
and the height of each triangle can be found by using Pythagorean's theorem:
The area of each of the 5 triangles is
Therefore, the area of the pentagon is 5 times this area:
Learn more about area of regular figures:
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Answer: Part A: 1.10 liter
Total amount of juice left = 0.25 + 0.30 + 0.75 - 0.20
Step-by-step explanation:
(original amount of juice + added juice) - juice that was drank = juice left in the jar
(0.25 + 0.30 + 0.75) - 0.20 =
1.30 - 0.20 =
1.10 left in jar
It would be B because you have to change the signs to opposite like negative or positive
<span>I think these are the right answers.
</span>
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For the first one:
The volume of the triangular prism is: 1030.25cm
The surface area of the triangular prism is:</span><span> 696.95cm
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For the second one:
</span>
T<span><span>he volume of the triangular prism is: 42cm
</span>The surface area of the triangular prism is: 96cm</span>
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As for explaining how to find the volume of triangular prisms, use your G00GLE search engine and type "find the volume of triangular prism".
Enter in the data/numbers and it will calculate the answer along with step by step instructions on how it got the answer.
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Have a good day!!!
