Is 2.5 : 8 and 7.5 : 24 equivalent?

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

Ill mark the brainliest if you me with the these three questions 7,8,9

In the given triangle, ∠aed ∼ ∠ abc, ad = 6.9, ae = 7.2, de = 5.2, and bc = 10.2. find the measure of bd and ce. round your answer to the nearest tenth.