How to prove that ic is parallel with ab?

Rationalize the denominator- 12x/√x-10

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.

Find measure angle 1 and measure angle 3 in the kite the diagram is not drawn on the scale