Write 30/10 as a whole number

okay so here 30 is divided by 10 so

                =  30/10 ( you cut off the zeros )   

                =  3/1

                = 3 is the answer.

coins of silver or gold

step-by-step explanation:

δabc ≅ δdcb by sas because

db ≅ ac . . given (side)

bc ≅ bc . . reflexive property (side)

∠dbc ≅ ∠ acb . . alternate interior angles where transversal bc crosses parallel lines bd and ac (included angle)