Question

i) Observe the figure & prove
triangle
ABC similar triangleEDC

BE​

Answer 1

Answer:

By the property of similar triangle, we have

AB / DE = BC /DC = AC /AE

4 / 3 = BC / 4.8 = AC / 4.2

⇒ BC=6.4 and AC=5.6

Hence CA=5.6cm,DA=6.4cm