Q. ΔABC is similar to ΔDEF. Length of AB is 18 cm and length of the corresponding side DE is 10 cm. What is the ratio of Perimeter of ΔABC : Perimeter of ΔDEF?
A) 9:5
B) 5:9
C) 25:81
D) 81:25
✔ Correct Answer: 9:5
Exam Insight
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A) 9:5
B) 5:9
C) 25:81
D) 81:25
✔ Correct Answer: 9:5
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