Let triangle ABC ~triangle DEF and areas of these are 64 cm^2 and 121

Maths

Let triangle ABC ~triangle DEF and areas of these are 64 cm^2 and 121 cm^2 respectively. If EF = 15.4 cm , then value of BC is

Jugnu Mehra

March 26, 2019, 9:21 p.m.

Class 6