Question

if triangle ABC similar triangle d e f such that area of triangle ABC is 9 centimetres square and area of triangle d e f is 25 CM square and BC is equal to 2.7 find the length of EF​

Answer 1

Answer:

Step-by-step explanation:

Answer is 2.8

9/16 = (2.1)2/(EF)2

taking root both sides, we get

3/4 = 2.1/EF

EF = 2.1*4/3

EF = 2.8

Answer 2

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