Question

tell me fast.




fast i will mark it as brainlist​

Answer 1

Answer:

Given

ABC and DEF are two congruent triangles

Step by step explanation:

Area of triangle ABC= 64cm square

Area of triangle DEF=121cm square

EF=15.4cm

Area of triangle ABC /Area of triangle pQR=BC square / EF square

64/121=BC square/15.4cm square

Root 64/Root 121=Bc/15.4

8/11=BC/15.4

BC=8×15.4/11

Bc=11. 2cm