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Furkat [3]
3 years ago
13

Does 7, 8, and 15 make a tringle? Why

Mathematics
2 answers:
kobusy [5.1K]3 years ago
6 0
It does not form a triangle.
artcher [175]3 years ago
5 0
Pythagorean theorem: a² + b² = c²
to find out if these numbers make a triangle, you must put them into the pythagorean theorem
7² + 8² = 15²
49 + 64 =/= 225

so no, these numbers do not make a triangle. hope this helped! ♥
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jeyben [28]
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multiply first equatn by -1

-2x-2y=-10
add to second equation

2x-3y=5
<u>-2x-2y=-10  +
</u>0x-5y=-5
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divide both sides by 5
-y=-1
muitply b-1
y=1

subsitue
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subtract 2
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divide  2

x=4


x=4
y=1
solution in (x,y) form is
(4,1)
<u />
5 0
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