ΔABC is similar to ΔDEF. If the area of ΔABC is 9 sq. cm, and area of ΔDEF is 16 sq.cm, and BC = 2.1 cm. then the length of EF will be

ΔABC is similar to ΔDEF. If the area of ΔABC is 9 sq. cm, and area

1.	ΔABC is similar to ΔDEF. If the area of ΔABC is 9 sq. cm, and area of ΔDEF is 16 sq.cm, and BC = 2.1 cm. then the length of EF will be
A.	5.6 cm
B.	2.8 cm
C.	3.7 cm
D.	1.4 cm
Answer» C. 3.7 cm

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ΔABC is similar to ΔDEF. If the area of ΔABC is 9 sq. cm, and area of ΔDEF is 16 sq.cm, and BC = 2.1 cm. then the length of EF will be

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