Question

in Given ΔABC ΔDEF, Ar(ΔABC) =64cm and Ar(ΔDEF) =121cm then the value of BC is A) 9cm B)10cm C)11cm D) 8cm​

Answer 1

Step-by-step explanation:

The value of BC is 11.2 cm.

Step-by-step explanation:

Since we have given that

ΔABC is similar to ΔDEF

And ΔABC = 64 cm²

Δ DEF = 121 cm²

So, ratio of area of triangles is the square of ratio of their corresponding sides.

According to question, it becomes,

Answer 2

Answer:

triangle ABC similar to triangle DEF area of triangle ABC is equal to 64 CM square and area of triangle DEF is equal to 121 CM square if f is equal to one 15.4 cm find BC

Step-by-step explanation:

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