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44 votes
44 votes
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

User Mperrin
by
2.5k points

2 Answers

30 votes
30 votes

Answer:

27cm

Explanation:

User Timothy Ruhle
by
3.1k points
13 votes
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.

User Andrey Chaschev
by
3.1k points
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