Question

the area of 2 similar triangle are triangle ABC &DEF are 64&81 respectively if EF =9 find BC​

Answer 1

Answer:

Step-by-step explanation:

area(ABC)/area(DEF) = (BC/EF)∧2

64/81 = (BC/9)∧2

√64/81 = BC/9

8/9 = BC/9

BC=8*9/9

BC = 8

Answer 2

Answer:

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