It is ABCD ~ GFHE because you have to list corresponding points when stating similarity
this would be equal to factorial 3 which is written 3! .
It is 3 * 2 * 1 = 6 numbers answer.
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Answer:
8.5
Step-by-step explanation:
First we need to get BC using the pythagoras theorem
BC² = AC² + AB²
BC² = 8² + 15²
BC² = 64+225
BC² = 289
BC = √289
BC = 17
DB = 1/2BC
DB = 1/2 * 17
DB = 8.5
Hence the length of DB is 8.5