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Ipatiy [6.2K]
3 years ago
8

Find the area of a triangle with sides 13 meters, 12 meters, and 5 meters

Mathematics
1 answer:
pantera1 [17]3 years ago
8 0

Answer: the area is 390

Step-by-step explanation:

you multiply 13 by 12 by 5 which is 780 then divide by 2

which is 390

there fore the area is 390

.w.

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If x is 32 mm what’s the area of the triangle
Ksju [112]

Answer:

4608*sqrt(3)

Step-by-step explanation:

x + 2x = 3x, so 3x is the height of the triangle.  This is a 90-60-30 triangle so the base would be 3x*sqrt(3).  To find the area, we can multiply the base with the height and divide by two, so it would be (3x)(3x*sqrt(3))/2 or (9/2)x^2 * sqrt(3).  x = 32, and plugging this into the equation gets us to (9/2)32^2 * sqrt(3), which is 4608*sqrt(3).  

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3 years ago
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Zanzabum

Answer:

7

Step-by-step explanation:

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5 0
3 years ago
There are 32 peanuts in a bag. Elliot takes 25% of the peanuts from the bag . Then Zaire takes 50% of the remaining peanuts.How
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the ratio of the number of skiers who bought passes to the number of snowboaders who bought season passes is 1:2 . if 1250 more
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3 0
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