Triangle LMN has a perimeter of 9cm. If triangle LMN is dilated by a scale factor of 3 about a given point, what is the perimeter of triangle L'M'N

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Mperrin asked Dec 16, 2022

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Triangle LMN has a perimeter of 9cm. If triangle LMN is dilated by a scale factor of 3 about a given point, what is the perimeter of triangle L'M'N

Mathematics
high-school

Mperrin asked Dec 16, 2022

by Mperrin

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30 votes

Answer:

27cm

Explanation:

Timothy Ruhle answered Dec 17, 2022

by Timothy Ruhle

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13 votes

9514 1404 393

Answer:

27 cm

Explanation:

Dilation multiplies all linear measures by the same dilation factor. The perimeter will be 3 times that of triangle LMN.

Perimeter of L'M'N' = 3(9 cm) = 27 cm.

Andrey Chaschev answered Dec 22, 2022

by Andrey Chaschev

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