19 is prime meaning that only 1 and itself can multiply to get that number (excluding decimals and fractions)
so the answer would be 1 times 19
or if you want to multiply by a fraction to divide you could do
38 times 1/2=19
Line I was translate up 5 units
16/25 is 64%. Hope this helps
For digits 0 to 9
<span>0,1,3,8 have lines of symmtery
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I hope that helped =)