Question

please answer 4th Question

Answer 1

ar(abc)/ar (def)= (ef)²/(bc)² ---------- by theorem

64/121= (bc)²/ (15.4)²

8/11= bc/15.4

bc= 8 x 15.4/11

bc = 11.2 cm



ℍᝪℙℰ ⅈᝨ ℍℰℒℙՏ ℽᝪႮ ✌✌✌

Answer 2

now ar(abc)/ar(def)=8/11

therefore bc=11.2cm^2