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Ahat [919]
2 years ago
9

The perimeter of triangle STU is 28.8 centimeters. Which is the perimeter of triangle JKL?

Mathematics
2 answers:
zavuch27 [327]2 years ago
7 0

Find the scale of JKL by using the hypotenuse of both:

St = 12, JL = 4

JKL is 1/3 the size ( 4/12 = 1/3)

Multiply the perimeter of Stu by 1/3

JKL = 28.8 x 1/3 = 9.6 centimeters.

Maru [420]2 years ago
5 0

Answer:

9.6 cm

Step-by-step explanation:

Δ STU and Δ LJK are similar , thus the ratio of corresponding sides are equal, that is

\frac{LJ}{ST} = \frac{4}{12} = \frac{1}{3}

The sides of Δ LJK are \frac{1}{3} the sides of Δ STU, then the ratio of the perimeters is the same.

perimeter of Δ JKL = \frac{1}{3} × 28.8 cm = 9.6 cm

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