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All the dimensions of a triangle were multiplied by the same factor. If the base of the triangle went from 1 centimeter to 3 centimeters, the are of the triangle was multiplied by Nine Three Twelve Six
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Oct 28, 2018
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All the dimensions of a triangle were multiplied by the same factor. If the base of the triangle went from 1 centimeter to 3 centimeters, the are of the triangle was multiplied by
Nine
Three
Twelve
Six
Mathematics
high-school
Bakoyaro
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Bakoyaro
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the area of the triangle was multiplied by 9
Hafizul Amri
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Oct 30, 2018
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Hafizul Amri
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the area is multiplied by 9.
let x be the base
let y be the height
since all dimensions were multiplied by the same number, 3,
original area,
1/2 × x × y = (1/2)xy
New area,
1/2 × 3x × 3y = (1/2)(9)xy
hence, area is multiplied 9 times.
Avi Zloof
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Nov 2, 2018
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Avi Zloof
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