Question

If ∆ABC and ∆DEF are similar triangle. Area of ∆ABC and ∆DEF are 9cm² and 64cm², if DE=4cm then value of AB is ____________

Answer 1

Answer:

given:∆ABC and ∆DEF are similar triangle. Areas of two triangles are 9cm^2and64cm^2 if DE=4cm and AB=4÷7