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The triangle below has a total perimeter of 450 cm: picture of a triangle with sides 128 and 150. Third side unknown Write an equation and solve it to find the length of the lon…
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The triangle below has a total perimeter of 450 cm: picture of a triangle with sides 128 and 150. Third side unknown Write an equation and solve it to find the length of the lon…
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Aug 26, 2017
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The triangle below has a total perimeter of 450 cm:
picture of a triangle with sides 128 and 150. Third side unknown
Write an equation and solve it to find the length of the longest side of the triangle.
Mathematics
high-school
Techagrammer
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equation: 450 = 128 + 150 + n
work:
1st step:
128+150 = 278
2nd step:
450-278 = 172
answer: 172
3rd step (checking) :
450 = 128 + 150 + 172
450 = 278 + 172
450 = 450
Babak Fakhriloo
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Sep 1, 2017
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Babak Fakhriloo
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